85200940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 221205600

約数和(自身を除く): 136004660

約数列:

[1, 2, 4, 5, 10, 11, 17, 19, 20, 22, 34, 38, 44, 55, 68, 76, 85, 95, 109, 110, 121, 170, 187, 190, 209, 218, 220, 242, 323, 340, 374, 380, 418, 436, 484, 545, 605, 646, 748, 836, 935, 1045, 1090, 1199, 1210, 1292, 1615, 1853, 1870, 2057, 2071, 2090, 2180, 2299, 2398, 2420, 3230, 3553, 3706, 3740, 4114, 4142, 4180, 4598, 4796, 5995, 6460, 7106, 7412, 8228, 8284, 9196, 9265, 10285, 10355, 11495, 11990, 13189, 14212, 17765, 18530, 20383, 20570, 20710, 22781, 22990, 23980, 26378, 35207, 35530, 37060, 39083, 40766, 41140, 41420, 45562, 45980, 52756, 65945, 70414, 71060, 78166, 81532, 91124, 101915, 113905, 131890, 140828, 156332, 176035, 195415, 203830, 224213, 227810, 250591, 263780, 352070, 387277, 390830, 407660, 448426, 455620, 501182, 704140, 774554, 781660, 896852, 1002364, 1121065, 1252955, 1549108, 1936385, 2242130, 2505910, 3872770, 4260047, 4484260, 5011820, 7745540, 8520094, 17040188, 21300235, 42600470, 85200940]

約数ペア:

[(1, 85200940), (2, 42600470), (4, 21300235), (5, 17040188), (10, 8520094), (11, 7745540), (17, 5011820), (19, 4484260), (20, 4260047), (22, 3872770), (34, 2505910), (38, 2242130), (44, 1936385), (55, 1549108), (68, 1252955), (76, 1121065), (85, 1002364), (95, 896852), (109, 781660), (110, 774554), (121, 704140), (170, 501182), (187, 455620), (190, 448426), (209, 407660), (218, 390830), (220, 387277), (242, 352070), (323, 263780), (340, 250591), (374, 227810), (380, 224213), (418, 203830), (436, 195415), (484, 176035), (545, 156332), (605, 140828), (646, 131890), (748, 113905), (836, 101915), (935, 91124), (1045, 81532), (1090, 78166), (1199, 71060), (1210, 70414), (1292, 65945), (1615, 52756), (1853, 45980), (1870, 45562), (2057, 41420), (2071, 41140), (2090, 40766), (2180, 39083), (2299, 37060), (2398, 35530), (2420, 35207), (3230, 26378), (3553, 23980), (3706, 22990), (3740, 22781), (4114, 20710), (4142, 20570), (4180, 20383), (4598, 18530), (4796, 17765), (5995, 14212), (6460, 13189), (7106, 11990), (7412, 11495), (8228, 10355), (8284, 10285), (9196, 9265)]