82027720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1699}}^1$

素因数の和:1798

約数の個数: 64

約数和(自身を含む): 198288000

約数和(自身を除く): 116260280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 71, 85, 136, 142, 170, 284, 340, 355, 568, 680, 710, 1207, 1420, 1699, 2414, 2840, 3398, 4828, 6035, 6796, 8495, 9656, 12070, 13592, 16990, 24140, 28883, 33980, 48280, 57766, 67960, 115532, 120629, 144415, 231064, 241258, 288830, 482516, 577660, 603145, 965032, 1155320, 1206290, 2050693, 2412580, 4101386, 4825160, 8202772, 10253465, 16405544, 20506930, 41013860, 82027720]

約数ペア:

[(1, 82027720), (2, 41013860), (4, 20506930), (5, 16405544), (8, 10253465), (10, 8202772), (17, 4825160), (20, 4101386), (34, 2412580), (40, 2050693), (68, 1206290), (71, 1155320), (85, 965032), (136, 603145), (142, 577660), (170, 482516), (284, 288830), (340, 241258), (355, 231064), (568, 144415), (680, 120629), (710, 115532), (1207, 67960), (1420, 57766), (1699, 48280), (2414, 33980), (2840, 28883), (3398, 24140), (4828, 16990), (6035, 13592), (6796, 12070), (8495, 9656)]