25120900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2111}}^1$

素因数の和:2149

約数の個数: 72

約数和(自身を含む): 65995776

約数和(自身を除く): 40874876

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 140, 170, 175, 238, 340, 350, 425, 476, 595, 700, 850, 1190, 1700, 2111, 2380, 2975, 4222, 5950, 8444, 10555, 11900, 14777, 21110, 29554, 35887, 42220, 52775, 59108, 71774, 73885, 105550, 143548, 147770, 179435, 211100, 251209, 295540, 358870, 369425, 502418, 717740, 738850, 897175, 1004836, 1256045, 1477700, 1794350, 2512090, 3588700, 5024180, 6280225, 12560450, 25120900]

約数ペア:

[(1, 25120900), (2, 12560450), (4, 6280225), (5, 5024180), (7, 3588700), (10, 2512090), (14, 1794350), (17, 1477700), (20, 1256045), (25, 1004836), (28, 897175), (34, 738850), (35, 717740), (50, 502418), (68, 369425), (70, 358870), (85, 295540), (100, 251209), (119, 211100), (140, 179435), (170, 147770), (175, 143548), (238, 105550), (340, 73885), (350, 71774), (425, 59108), (476, 52775), (595, 42220), (700, 35887), (850, 29554), (1190, 21110), (1700, 14777), (2111, 11900), (2380, 10555), (2975, 8444), (4222, 5950)]