85850360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:181

約数の個数: 128

約数和(自身を含む): 216691200

約数和(自身を除く): 130840840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 43, 71, 74, 76, 86, 95, 142, 148, 152, 172, 185, 190, 215, 284, 296, 344, 355, 370, 380, 430, 568, 703, 710, 740, 760, 817, 860, 1349, 1406, 1420, 1480, 1591, 1634, 1720, 2627, 2698, 2812, 2840, 3053, 3182, 3268, 3515, 4085, 5254, 5396, 5624, 6106, 6364, 6536, 6745, 7030, 7955, 8170, 10508, 10792, 12212, 12728, 13135, 13490, 14060, 15265, 15910, 16340, 21016, 24424, 26270, 26980, 28120, 30229, 30530, 31820, 32680, 49913, 52540, 53960, 58007, 60458, 61060, 63640, 99826, 105080, 112961, 116014, 120916, 122120, 151145, 199652, 225922, 232028, 241832, 249565, 290035, 302290, 399304, 451844, 464056, 499130, 564805, 580070, 604580, 903688, 998260, 1129610, 1160140, 1209160, 1996520, 2146259, 2259220, 2320280, 4292518, 4518440, 8585036, 10731295, 17170072, 21462590, 42925180, 85850360]

約数ペア:

[(1, 85850360), (2, 42925180), (4, 21462590), (5, 17170072), (8, 10731295), (10, 8585036), (19, 4518440), (20, 4292518), (37, 2320280), (38, 2259220), (40, 2146259), (43, 1996520), (71, 1209160), (74, 1160140), (76, 1129610), (86, 998260), (95, 903688), (142, 604580), (148, 580070), (152, 564805), (172, 499130), (185, 464056), (190, 451844), (215, 399304), (284, 302290), (296, 290035), (344, 249565), (355, 241832), (370, 232028), (380, 225922), (430, 199652), (568, 151145), (703, 122120), (710, 120916), (740, 116014), (760, 112961), (817, 105080), (860, 99826), (1349, 63640), (1406, 61060), (1420, 60458), (1480, 58007), (1591, 53960), (1634, 52540), (1720, 49913), (2627, 32680), (2698, 31820), (2812, 30530), (2840, 30229), (3053, 28120), (3182, 26980), (3268, 26270), (3515, 24424), (4085, 21016), (5254, 16340), (5396, 15910), (5624, 15265), (6106, 14060), (6364, 13490), (6536, 13135), (6745, 12728), (7030, 12212), (7955, 10792), (8170, 10508)]