8707900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^2$

素因数の和:151

約数の個数: 54

約数和(自身を含む): 19880672

約数和(自身を除く): 11172772

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 53, 62, 100, 106, 124, 155, 212, 265, 310, 530, 620, 775, 1060, 1325, 1550, 1643, 2650, 2809, 3100, 3286, 5300, 5618, 6572, 8215, 11236, 14045, 16430, 28090, 32860, 41075, 56180, 70225, 82150, 87079, 140450, 164300, 174158, 280900, 348316, 435395, 870790, 1741580, 2176975, 4353950, 8707900]

約数ペア:

[(1, 8707900), (2, 4353950), (4, 2176975), (5, 1741580), (10, 870790), (20, 435395), (25, 348316), (31, 280900), (50, 174158), (53, 164300), (62, 140450), (100, 87079), (106, 82150), (124, 70225), (155, 56180), (212, 41075), (265, 32860), (310, 28090), (530, 16430), (620, 14045), (775, 11236), (1060, 8215), (1325, 6572), (1550, 5618), (1643, 5300), (2650, 3286), (2809, 3100)]