42290000

素因数分解:

$2^4\times 5^4\times {\mathrm{4229}}^1$

素因数の和:4257

約数の個数: 50

約数和(自身を含む): 102412530

約数和(自身を除く): 60122530

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 4229, 5000, 8458, 10000, 16916, 21145, 33832, 42290, 67664, 84580, 105725, 169160, 211450, 338320, 422900, 528625, 845800, 1057250, 1691600, 2114500, 2643125, 4229000, 5286250, 8458000, 10572500, 21145000, 42290000]

約数ペア:

[(1, 42290000), (2, 21145000), (4, 10572500), (5, 8458000), (8, 5286250), (10, 4229000), (16, 2643125), (20, 2114500), (25, 1691600), (40, 1057250), (50, 845800), (80, 528625), (100, 422900), (125, 338320), (200, 211450), (250, 169160), (400, 105725), (500, 84580), (625, 67664), (1000, 42290), (1250, 33832), (2000, 21145), (2500, 16916), (4229, 10000), (5000, 8458)]