1909871637700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{3408659}}^1$

素因数の和:3409117

約数の個数: 72

約数和(自身を含む): 4473579922560

約数和(自身を除く): 2563708284860

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 431, 650, 862, 1300, 1724, 2155, 4310, 5603, 8620, 10775, 11206, 21550, 22412, 28015, 43100, 56030, 112060, 140075, 280150, 560300, 3408659, 6817318, 13634636, 17043295, 34086590, 44312567, 68173180, 85216475, 88625134, 170432950, 177250268, 221562835, 340865900, 443125670, 886251340, 1107814175, 1469132029, 2215628350, 2938264058, 4431256700, 5876528116, 7345660145, 14691320290, 19098716377, 29382640580, 36728300725, 38197432754, 73456601450, 76394865508, 95493581885, 146913202900, 190987163770, 381974327540, 477467909425, 954935818850, 1909871637700]

約数ペア:

[(1, 1909871637700), (2, 954935818850), (4, 477467909425), (5, 381974327540), (10, 190987163770), (13, 146913202900), (20, 95493581885), (25, 76394865508), (26, 73456601450), (50, 38197432754), (52, 36728300725), (65, 29382640580), (100, 19098716377), (130, 14691320290), (260, 7345660145), (325, 5876528116), (431, 4431256700), (650, 2938264058), (862, 2215628350), (1300, 1469132029), (1724, 1107814175), (2155, 886251340), (4310, 443125670), (5603, 340865900), (8620, 221562835), (10775, 177250268), (11206, 170432950), (21550, 88625134), (22412, 85216475), (28015, 68173180), (43100, 44312567), (56030, 34086590), (112060, 17043295), (140075, 13634636), (280150, 6817318), (560300, 3408659)]