89904100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6287}}^1$

素因数の和:6325

約数の個数: 72

約数和(自身を含む): 229235328

約数和(自身を除く): 139331228

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 260, 275, 286, 325, 550, 572, 650, 715, 1100, 1300, 1430, 2860, 3575, 6287, 7150, 12574, 14300, 25148, 31435, 62870, 69157, 81731, 125740, 138314, 157175, 163462, 276628, 314350, 326924, 345785, 408655, 628700, 691570, 817310, 899041, 1383140, 1634620, 1728925, 1798082, 2043275, 3457850, 3596164, 4086550, 4495205, 6915700, 8173100, 8990410, 17980820, 22476025, 44952050, 89904100]

約数ペア:

[(1, 89904100), (2, 44952050), (4, 22476025), (5, 17980820), (10, 8990410), (11, 8173100), (13, 6915700), (20, 4495205), (22, 4086550), (25, 3596164), (26, 3457850), (44, 2043275), (50, 1798082), (52, 1728925), (55, 1634620), (65, 1383140), (100, 899041), (110, 817310), (130, 691570), (143, 628700), (220, 408655), (260, 345785), (275, 326924), (286, 314350), (325, 276628), (550, 163462), (572, 157175), (650, 138314), (715, 125740), (1100, 81731), (1300, 69157), (1430, 62870), (2860, 31435), (3575, 25148), (6287, 14300), (7150, 12574)]