28829450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2609}}^1$

素因数の和:2651

約数の個数: 48

約数和(自身を含む): 61167960

約数和(自身を除く): 32338510

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 170, 221, 325, 425, 442, 650, 850, 1105, 2210, 2609, 5218, 5525, 11050, 13045, 26090, 33917, 44353, 65225, 67834, 88706, 130450, 169585, 221765, 339170, 443530, 576589, 847925, 1108825, 1153178, 1695850, 2217650, 2882945, 5765890, 14414725, 28829450]

約数ペア:

[(1, 28829450), (2, 14414725), (5, 5765890), (10, 2882945), (13, 2217650), (17, 1695850), (25, 1153178), (26, 1108825), (34, 847925), (50, 576589), (65, 443530), (85, 339170), (130, 221765), (170, 169585), (221, 130450), (325, 88706), (425, 67834), (442, 65225), (650, 44353), (850, 33917), (1105, 26090), (2210, 13045), (2609, 11050), (5218, 5525)]