81303530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:396

約数の個数: 96

約数和(自身を含む): 190753920

約数和(自身を除く): 109450390

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 29, 35, 55, 58, 70, 77, 110, 121, 145, 154, 203, 242, 290, 319, 331, 385, 406, 605, 638, 662, 770, 847, 1015, 1210, 1595, 1655, 1694, 2030, 2233, 2317, 3190, 3310, 3509, 3641, 4235, 4466, 4634, 7018, 7282, 8470, 9599, 11165, 11585, 17545, 18205, 19198, 22330, 23170, 24563, 25487, 35090, 36410, 40051, 47995, 49126, 50974, 67193, 80102, 95990, 105589, 122815, 127435, 134386, 200255, 211178, 245630, 254870, 280357, 335965, 400510, 527945, 560714, 671930, 739123, 1055890, 1161479, 1401785, 1478246, 2322958, 2803570, 3695615, 5807395, 7391230, 8130353, 11614790, 16260706, 40651765, 81303530]

約数ペア:

[(1, 81303530), (2, 40651765), (5, 16260706), (7, 11614790), (10, 8130353), (11, 7391230), (14, 5807395), (22, 3695615), (29, 2803570), (35, 2322958), (55, 1478246), (58, 1401785), (70, 1161479), (77, 1055890), (110, 739123), (121, 671930), (145, 560714), (154, 527945), (203, 400510), (242, 335965), (290, 280357), (319, 254870), (331, 245630), (385, 211178), (406, 200255), (605, 134386), (638, 127435), (662, 122815), (770, 105589), (847, 95990), (1015, 80102), (1210, 67193), (1595, 50974), (1655, 49126), (1694, 47995), (2030, 40051), (2233, 36410), (2317, 35090), (3190, 25487), (3310, 24563), (3509, 23170), (3641, 22330), (4235, 19198), (4466, 18205), (4634, 17545), (7018, 11585), (7282, 11165), (8470, 9599)]