15528500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{2389}}^1$

素因数の和:2421

約数の個数: 48

約数和(自身を含む): 36538320

約数和(自身を除く): 21009820

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 2389, 3250, 4778, 6500, 9556, 11945, 23890, 31057, 47780, 59725, 62114, 119450, 124228, 155285, 238900, 298625, 310570, 597250, 621140, 776425, 1194500, 1552850, 3105700, 3882125, 7764250, 15528500]

約数ペア:

[(1, 15528500), (2, 7764250), (4, 3882125), (5, 3105700), (10, 1552850), (13, 1194500), (20, 776425), (25, 621140), (26, 597250), (50, 310570), (52, 298625), (65, 238900), (100, 155285), (125, 124228), (130, 119450), (250, 62114), (260, 59725), (325, 47780), (500, 31057), (650, 23890), (1300, 11945), (1625, 9556), (2389, 6500), (3250, 4778)]