90678900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23251}}^1$

素因数の和:23281

約数の個数: 72

約数和(自身を含む): 282558304

約数和(自身を除く): 191879404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 23251, 46502, 69753, 93004, 116255, 139506, 232510, 279012, 302263, 348765, 465020, 581275, 604526, 697530, 906789, 1162550, 1209052, 1395060, 1511315, 1743825, 1813578, 2325100, 3022630, 3487650, 3627156, 4533945, 6045260, 6975300, 7556575, 9067890, 15113150, 18135780, 22669725, 30226300, 45339450, 90678900]

約数ペア:

[(1, 90678900), (2, 45339450), (3, 30226300), (4, 22669725), (5, 18135780), (6, 15113150), (10, 9067890), (12, 7556575), (13, 6975300), (15, 6045260), (20, 4533945), (25, 3627156), (26, 3487650), (30, 3022630), (39, 2325100), (50, 1813578), (52, 1743825), (60, 1511315), (65, 1395060), (75, 1209052), (78, 1162550), (100, 906789), (130, 697530), (150, 604526), (156, 581275), (195, 465020), (260, 348765), (300, 302263), (325, 279012), (390, 232510), (650, 139506), (780, 116255), (975, 93004), (1300, 69753), (1950, 46502), (3900, 23251)]