10520500

素因数分解:

$2^2\times 5^3\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:469

約数の個数: 48

約数和(自身を含む): 23469264

約数和(自身を除く): 12948764

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 125, 212, 250, 265, 397, 500, 530, 794, 1060, 1325, 1588, 1985, 2650, 3970, 5300, 6625, 7940, 9925, 13250, 19850, 21041, 26500, 39700, 42082, 49625, 84164, 99250, 105205, 198500, 210410, 420820, 526025, 1052050, 2104100, 2630125, 5260250, 10520500]

約数ペア:

[(1, 10520500), (2, 5260250), (4, 2630125), (5, 2104100), (10, 1052050), (20, 526025), (25, 420820), (50, 210410), (53, 198500), (100, 105205), (106, 99250), (125, 84164), (212, 49625), (250, 42082), (265, 39700), (397, 26500), (500, 21041), (530, 19850), (794, 13250), (1060, 9925), (1325, 7940), (1588, 6625), (1985, 5300), (2650, 3970)]