259778870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:186

約数の個数: 128

約数和(自身を含む): 566963712

約数和(自身を除く): 307184842

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 41, 47, 61, 65, 82, 85, 94, 122, 130, 170, 205, 221, 235, 305, 410, 442, 470, 533, 610, 611, 697, 793, 799, 1037, 1066, 1105, 1222, 1394, 1586, 1598, 1927, 2074, 2210, 2501, 2665, 2867, 3055, 3485, 3854, 3965, 3995, 5002, 5185, 5330, 5734, 6110, 6970, 7930, 7990, 9061, 9635, 10370, 10387, 12505, 13481, 14335, 18122, 19270, 20774, 25010, 25051, 26962, 28670, 32513, 32759, 37271, 42517, 45305, 48739, 50102, 51935, 65026, 65518, 67405, 74542, 85034, 90610, 97478, 103870, 117547, 125255, 134810, 162565, 163795, 186355, 212585, 235094, 243695, 250510, 325130, 327590, 372710, 425170, 425867, 487390, 552721, 587735, 633607, 851734, 1105442, 1175470, 1267214, 1528111, 1998299, 2129335, 2763605, 3056222, 3168035, 3996598, 4258670, 5527210, 6336070, 7640555, 9991495, 15281110, 19982990, 25977887, 51955774, 129889435, 259778870]

約数ペア:

[(1, 259778870), (2, 129889435), (5, 51955774), (10, 25977887), (13, 19982990), (17, 15281110), (26, 9991495), (34, 7640555), (41, 6336070), (47, 5527210), (61, 4258670), (65, 3996598), (82, 3168035), (85, 3056222), (94, 2763605), (122, 2129335), (130, 1998299), (170, 1528111), (205, 1267214), (221, 1175470), (235, 1105442), (305, 851734), (410, 633607), (442, 587735), (470, 552721), (533, 487390), (610, 425867), (611, 425170), (697, 372710), (793, 327590), (799, 325130), (1037, 250510), (1066, 243695), (1105, 235094), (1222, 212585), (1394, 186355), (1586, 163795), (1598, 162565), (1927, 134810), (2074, 125255), (2210, 117547), (2501, 103870), (2665, 97478), (2867, 90610), (3055, 85034), (3485, 74542), (3854, 67405), (3965, 65518), (3995, 65026), (5002, 51935), (5185, 50102), (5330, 48739), (5734, 45305), (6110, 42517), (6970, 37271), (7930, 32759), (7990, 32513), (9061, 28670), (9635, 26962), (10370, 25051), (10387, 25010), (12505, 20774), (13481, 19270), (14335, 18122)]