28920400

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{4253}}^1$

素因数の和:4288

約数の個数: 60

約数和(自身を含む): 73585692

約数和(自身を除く): 44665292

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 400, 425, 680, 850, 1360, 1700, 3400, 4253, 6800, 8506, 17012, 21265, 34024, 42530, 68048, 72301, 85060, 106325, 144602, 170120, 212650, 289204, 340240, 361505, 425300, 578408, 723010, 850600, 1156816, 1446020, 1701200, 1807525, 2892040, 3615050, 5784080, 7230100, 14460200, 28920400]

約数ペア:

[(1, 28920400), (2, 14460200), (4, 7230100), (5, 5784080), (8, 3615050), (10, 2892040), (16, 1807525), (17, 1701200), (20, 1446020), (25, 1156816), (34, 850600), (40, 723010), (50, 578408), (68, 425300), (80, 361505), (85, 340240), (100, 289204), (136, 212650), (170, 170120), (200, 144602), (272, 106325), (340, 85060), (400, 72301), (425, 68048), (680, 42530), (850, 34024), (1360, 21265), (1700, 17012), (3400, 8506), (4253, 6800)]