127912460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{4871}}^1$

素因数の和:4994

約数の個数: 48

約数和(自身を含む): 292203072

約数和(自身を除く): 164290612

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 130, 202, 260, 404, 505, 1010, 1313, 2020, 2626, 4871, 5252, 6565, 9742, 13130, 19484, 24355, 26260, 48710, 63323, 97420, 126646, 253292, 316615, 491971, 633230, 983942, 1266460, 1967884, 2459855, 4919710, 6395623, 9839420, 12791246, 25582492, 31978115, 63956230, 127912460]

約数ペア:

[(1, 127912460), (2, 63956230), (4, 31978115), (5, 25582492), (10, 12791246), (13, 9839420), (20, 6395623), (26, 4919710), (52, 2459855), (65, 1967884), (101, 1266460), (130, 983942), (202, 633230), (260, 491971), (404, 316615), (505, 253292), (1010, 126646), (1313, 97420), (2020, 63323), (2626, 48710), (4871, 26260), (5252, 24355), (6565, 19484), (9742, 13130)]