1258502830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{261643}}^1$

素因数の和:261700

約数の個数: 32

約数和(自身を含む): 2505502944

約数和(自身を除く): 1247000114

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 261643, 523286, 1308215, 2616430, 3401359, 6802718, 9680791, 17006795, 19361582, 34013590, 48403955, 96807910, 125850283, 251700566, 629251415, 1258502830]

約数ペア:

[(1, 1258502830), (2, 629251415), (5, 251700566), (10, 125850283), (13, 96807910), (26, 48403955), (37, 34013590), (65, 19361582), (74, 17006795), (130, 9680791), (185, 6802718), (370, 3401359), (481, 2616430), (962, 1308215), (2405, 523286), (4810, 261643)]