64209500

素因数分解:

$2^2\times 5^3\times {\mathrm{53}}^1\times {\mathrm{2423}}^1$

素因数の和:2495

約数の個数: 48

約数和(自身を含む): 142938432

約数和(自身を除く): 78728932

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 125, 212, 250, 265, 500, 530, 1060, 1325, 2423, 2650, 4846, 5300, 6625, 9692, 12115, 13250, 24230, 26500, 48460, 60575, 121150, 128419, 242300, 256838, 302875, 513676, 605750, 642095, 1211500, 1284190, 2568380, 3210475, 6420950, 12841900, 16052375, 32104750, 64209500]

約数ペア:

[(1, 64209500), (2, 32104750), (4, 16052375), (5, 12841900), (10, 6420950), (20, 3210475), (25, 2568380), (50, 1284190), (53, 1211500), (100, 642095), (106, 605750), (125, 513676), (212, 302875), (250, 256838), (265, 242300), (500, 128419), (530, 121150), (1060, 60575), (1325, 48460), (2423, 26500), (2650, 24230), (4846, 13250), (5300, 12115), (6625, 9692)]