165900020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:166

約数の個数: 192

約数和(自身を含む): 447068160

約数和(自身を除く): 281168140

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 26, 38, 43, 44, 52, 55, 65, 71, 76, 86, 95, 110, 130, 142, 143, 172, 190, 209, 215, 220, 247, 260, 284, 286, 355, 380, 418, 430, 473, 494, 559, 572, 710, 715, 781, 817, 836, 860, 923, 946, 988, 1045, 1118, 1235, 1349, 1420, 1430, 1562, 1634, 1846, 1892, 2090, 2236, 2365, 2470, 2698, 2717, 2795, 2860, 3053, 3124, 3268, 3692, 3905, 4085, 4180, 4615, 4730, 4940, 5396, 5434, 5590, 6106, 6149, 6745, 7810, 8170, 8987, 9230, 9460, 10153, 10621, 10868, 11180, 12212, 12298, 13490, 13585, 14839, 15265, 15620, 16340, 17537, 17974, 18460, 20306, 21242, 24596, 26980, 27170, 29678, 30530, 30745, 33583, 35074, 35948, 39689, 40612, 42484, 44935, 50765, 53105, 54340, 58007, 59356, 61060, 61490, 67166, 70148, 74195, 79378, 87685, 89870, 101530, 106210, 116014, 116831, 122980, 134332, 148390, 158756, 167915, 175370, 179740, 192907, 198445, 203060, 212420, 232028, 233662, 290035, 296780, 335830, 350740, 385814, 396890, 436579, 467324, 580070, 584155, 638077, 671660, 754091, 771628, 793780, 873158, 964535, 1160140, 1168310, 1276154, 1508182, 1746316, 1929070, 2182895, 2336620, 2552308, 3016364, 3190385, 3770455, 3858140, 4365790, 6380770, 7540910, 8295001, 8731580, 12761540, 15081820, 16590002, 33180004, 41475005, 82950010, 165900020]

約数ペア:

[(1, 165900020), (2, 82950010), (4, 41475005), (5, 33180004), (10, 16590002), (11, 15081820), (13, 12761540), (19, 8731580), (20, 8295001), (22, 7540910), (26, 6380770), (38, 4365790), (43, 3858140), (44, 3770455), (52, 3190385), (55, 3016364), (65, 2552308), (71, 2336620), (76, 2182895), (86, 1929070), (95, 1746316), (110, 1508182), (130, 1276154), (142, 1168310), (143, 1160140), (172, 964535), (190, 873158), (209, 793780), (215, 771628), (220, 754091), (247, 671660), (260, 638077), (284, 584155), (286, 580070), (355, 467324), (380, 436579), (418, 396890), (430, 385814), (473, 350740), (494, 335830), (559, 296780), (572, 290035), (710, 233662), (715, 232028), (781, 212420), (817, 203060), (836, 198445), (860, 192907), (923, 179740), (946, 175370), (988, 167915), (1045, 158756), (1118, 148390), (1235, 134332), (1349, 122980), (1420, 116831), (1430, 116014), (1562, 106210), (1634, 101530), (1846, 89870), (1892, 87685), (2090, 79378), (2236, 74195), (2365, 70148), (2470, 67166), (2698, 61490), (2717, 61060), (2795, 59356), (2860, 58007), (3053, 54340), (3124, 53105), (3268, 50765), (3692, 44935), (3905, 42484), (4085, 40612), (4180, 39689), (4615, 35948), (4730, 35074), (4940, 33583), (5396, 30745), (5434, 30530), (5590, 29678), (6106, 27170), (6149, 26980), (6745, 24596), (7810, 21242), (8170, 20306), (8987, 18460), (9230, 17974), (9460, 17537), (10153, 16340), (10621, 15620), (10868, 15265), (11180, 14839), (12212, 13585), (12298, 13490)]