65756775

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{617}}^1$

素因数の和:673

約数の個数: 72

約数和(自身を含む): 131040720

約数和(自身を除く): 65283945

約数列:

[1, 3, 5, 7, 15, 21, 25, 29, 35, 49, 75, 87, 105, 145, 147, 175, 203, 245, 435, 525, 609, 617, 725, 735, 1015, 1225, 1421, 1851, 2175, 3045, 3085, 3675, 4263, 4319, 5075, 7105, 9255, 12957, 15225, 15425, 17893, 21315, 21595, 30233, 35525, 46275, 53679, 64785, 89465, 90699, 106575, 107975, 125251, 151165, 268395, 323925, 375753, 447325, 453495, 626255, 755825, 876757, 1341975, 1878765, 2267475, 2630271, 3131275, 4383785, 9393825, 13151355, 21918925, 65756775]

約数ペア:

[(1, 65756775), (3, 21918925), (5, 13151355), (7, 9393825), (15, 4383785), (21, 3131275), (25, 2630271), (29, 2267475), (35, 1878765), (49, 1341975), (75, 876757), (87, 755825), (105, 626255), (145, 453495), (147, 447325), (175, 375753), (203, 323925), (245, 268395), (435, 151165), (525, 125251), (609, 107975), (617, 106575), (725, 90699), (735, 89465), (1015, 64785), (1225, 53679), (1421, 46275), (1851, 35525), (2175, 30233), (3045, 21595), (3085, 21315), (3675, 17893), (4263, 15425), (4319, 15225), (5075, 12957), (7105, 9255)]