48915880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4951}}^1$

素因数の和:4994

約数の個数: 64

約数和(自身を含む): 124790400

約数和(自身を除く): 75874520

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 4951, 9880, 9902, 19804, 24755, 39608, 49510, 64363, 94069, 99020, 128726, 188138, 198040, 257452, 321815, 376276, 470345, 514904, 643630, 752552, 940690, 1222897, 1287260, 1881380, 2445794, 2574520, 3762760, 4891588, 6114485, 9783176, 12228970, 24457940, 48915880]

約数ペア:

[(1, 48915880), (2, 24457940), (4, 12228970), (5, 9783176), (8, 6114485), (10, 4891588), (13, 3762760), (19, 2574520), (20, 2445794), (26, 1881380), (38, 1287260), (40, 1222897), (52, 940690), (65, 752552), (76, 643630), (95, 514904), (104, 470345), (130, 376276), (152, 321815), (190, 257452), (247, 198040), (260, 188138), (380, 128726), (494, 99020), (520, 94069), (760, 64363), (988, 49510), (1235, 39608), (1976, 24755), (2470, 19804), (4940, 9902), (4951, 9880)]