2011805705

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{577}}^1$

素因数の和:778

約数の個数: 64

約数和(自身を含む): 3045181440

約数和(自身を除く): 1033375735

約数列:

[1, 5, 7, 13, 35, 65, 79, 91, 97, 395, 455, 485, 553, 577, 679, 1027, 1261, 2765, 2885, 3395, 4039, 5135, 6305, 7189, 7501, 7663, 8827, 20195, 35945, 37505, 38315, 44135, 45583, 52507, 53641, 55969, 99619, 227915, 262535, 268205, 279845, 319081, 391783, 498095, 592579, 697333, 727597, 1595405, 1958915, 2962895, 3486665, 3637985, 4148053, 4421551, 5093179, 20740265, 22107755, 25465895, 30950857, 57480163, 154754285, 287400815, 402361141, 2011805705]

約数ペア:

[(1, 2011805705), (5, 402361141), (7, 287400815), (13, 154754285), (35, 57480163), (65, 30950857), (79, 25465895), (91, 22107755), (97, 20740265), (395, 5093179), (455, 4421551), (485, 4148053), (553, 3637985), (577, 3486665), (679, 2962895), (1027, 1958915), (1261, 1595405), (2765, 727597), (2885, 697333), (3395, 592579), (4039, 498095), (5135, 391783), (6305, 319081), (7189, 279845), (7501, 268205), (7663, 262535), (8827, 227915), (20195, 99619), (35945, 55969), (37505, 53641), (38315, 52507), (44135, 45583)]