12167500

素因数分解:

$2^2\times 5^4\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:212

約数の個数: 60

約数和(自身を含む): 27641152

約数和(自身を除く): 15473652

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 125, 155, 157, 250, 310, 314, 500, 620, 625, 628, 775, 785, 1250, 1550, 1570, 2500, 3100, 3140, 3875, 3925, 4867, 7750, 7850, 9734, 15500, 15700, 19375, 19468, 19625, 24335, 38750, 39250, 48670, 77500, 78500, 97340, 98125, 121675, 196250, 243350, 392500, 486700, 608375, 1216750, 2433500, 3041875, 6083750, 12167500]

約数ペア:

[(1, 12167500), (2, 6083750), (4, 3041875), (5, 2433500), (10, 1216750), (20, 608375), (25, 486700), (31, 392500), (50, 243350), (62, 196250), (100, 121675), (124, 98125), (125, 97340), (155, 78500), (157, 77500), (250, 48670), (310, 39250), (314, 38750), (500, 24335), (620, 19625), (625, 19468), (628, 19375), (775, 15700), (785, 15500), (1250, 9734), (1550, 7850), (1570, 7750), (2500, 4867), (3100, 3925), (3140, 3875)]