64882000

素因数分解:

$2^4\times 5^3\times {\mathrm{32441}}^1$

素因数の和:32464

約数の個数: 40

約数和(自身を含む): 156889512

約数和(自身を除く): 92007512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 32441, 64882, 129764, 162205, 259528, 324410, 519056, 648820, 811025, 1297640, 1622050, 2595280, 3244100, 4055125, 6488200, 8110250, 12976400, 16220500, 32441000, 64882000]

約数ペア:

[(1, 64882000), (2, 32441000), (4, 16220500), (5, 12976400), (8, 8110250), (10, 6488200), (16, 4055125), (20, 3244100), (25, 2595280), (40, 1622050), (50, 1297640), (80, 811025), (100, 648820), (125, 519056), (200, 324410), (250, 259528), (400, 162205), (500, 129764), (1000, 64882), (2000, 32441)]