68752490

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{2749}}^1$

素因数の和:2858

約数の個数: 32

約数和(自身を含む): 128898000

約数和(自身を除く): 60145510

約数列:

[1, 2, 5, 10, 41, 61, 82, 122, 205, 305, 410, 610, 2501, 2749, 5002, 5498, 12505, 13745, 25010, 27490, 112709, 167689, 225418, 335378, 563545, 838445, 1127090, 1676890, 6875249, 13750498, 34376245, 68752490]

約数ペア:

[(1, 68752490), (2, 34376245), (5, 13750498), (10, 6875249), (41, 1676890), (61, 1127090), (82, 838445), (122, 563545), (205, 335378), (305, 225418), (410, 167689), (610, 112709), (2501, 27490), (2749, 25010), (5002, 13745), (5498, 12505)]