65978500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{2693}}^1$

素因数の和:2726

約数の個数: 72

約数和(自身を含む): 167685336

約数和(自身を除く): 101706836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 140, 175, 196, 245, 250, 350, 490, 500, 700, 875, 980, 1225, 1750, 2450, 2693, 3500, 4900, 5386, 6125, 10772, 12250, 13465, 18851, 24500, 26930, 37702, 53860, 67325, 75404, 94255, 131957, 134650, 188510, 263914, 269300, 336625, 377020, 471275, 527828, 659785, 673250, 942550, 1319570, 1346500, 1885100, 2356375, 2639140, 3298925, 4712750, 6597850, 9425500, 13195700, 16494625, 32989250, 65978500]

約数ペア:

[(1, 65978500), (2, 32989250), (4, 16494625), (5, 13195700), (7, 9425500), (10, 6597850), (14, 4712750), (20, 3298925), (25, 2639140), (28, 2356375), (35, 1885100), (49, 1346500), (50, 1319570), (70, 942550), (98, 673250), (100, 659785), (125, 527828), (140, 471275), (175, 377020), (196, 336625), (245, 269300), (250, 263914), (350, 188510), (490, 134650), (500, 131957), (700, 94255), (875, 75404), (980, 67325), (1225, 53860), (1750, 37702), (2450, 26930), (2693, 24500), (3500, 18851), (4900, 13465), (5386, 12250), (6125, 10772)]