90513400

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{8539}}^1$

素因数の和:8608

約数の個数: 48

約数和(自身を含む): 214439400

約数和(自身を除く): 123926000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 200, 212, 265, 424, 530, 1060, 1325, 2120, 2650, 5300, 8539, 10600, 17078, 34156, 42695, 68312, 85390, 170780, 213475, 341560, 426950, 452567, 853900, 905134, 1707800, 1810268, 2262835, 3620536, 4525670, 9051340, 11314175, 18102680, 22628350, 45256700, 90513400]

約数ペア:

[(1, 90513400), (2, 45256700), (4, 22628350), (5, 18102680), (8, 11314175), (10, 9051340), (20, 4525670), (25, 3620536), (40, 2262835), (50, 1810268), (53, 1707800), (100, 905134), (106, 853900), (200, 452567), (212, 426950), (265, 341560), (424, 213475), (530, 170780), (1060, 85390), (1325, 68312), (2120, 42695), (2650, 34156), (5300, 17078), (8539, 10600)]