289245820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{8423}}^1$

素因数の和:8550

約数の個数: 48

約数和(自身を含む): 649591488

約数和(自身を除く): 360345668

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 101, 170, 202, 340, 404, 505, 1010, 1717, 2020, 3434, 6868, 8423, 8585, 16846, 17170, 33692, 34340, 42115, 84230, 143191, 168460, 286382, 572764, 715955, 850723, 1431910, 1701446, 2863820, 3402892, 4253615, 8507230, 14462291, 17014460, 28924582, 57849164, 72311455, 144622910, 289245820]

約数ペア:

[(1, 289245820), (2, 144622910), (4, 72311455), (5, 57849164), (10, 28924582), (17, 17014460), (20, 14462291), (34, 8507230), (68, 4253615), (85, 3402892), (101, 2863820), (170, 1701446), (202, 1431910), (340, 850723), (404, 715955), (505, 572764), (1010, 286382), (1717, 168460), (2020, 143191), (3434, 84230), (6868, 42115), (8423, 34340), (8585, 33692), (16846, 17170)]