130038760

素因数分解:

$2^3\times 5^1\times {\mathrm{1721}}^1\times {\mathrm{1889}}^1$

素因数の和:3621

約数の個数: 32

約数和(自身を含む): 292912200

約数和(自身を除く): 162873440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1721, 1889, 3442, 3778, 6884, 7556, 8605, 9445, 13768, 15112, 17210, 18890, 34420, 37780, 68840, 75560, 3250969, 6501938, 13003876, 16254845, 26007752, 32509690, 65019380, 130038760]

約数ペア:

[(1, 130038760), (2, 65019380), (4, 32509690), (5, 26007752), (8, 16254845), (10, 13003876), (20, 6501938), (40, 3250969), (1721, 75560), (1889, 68840), (3442, 37780), (3778, 34420), (6884, 18890), (7556, 17210), (8605, 15112), (9445, 13768)]