65321940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{13781}}^1$

素因数の和:13872

約数の個数: 48

約数和(自身を含む): 185230080

約数和(自身を除く): 119908140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 13781, 27562, 41343, 55124, 68905, 82686, 137810, 165372, 206715, 275620, 413430, 826860, 1088699, 2177398, 3266097, 4354796, 5443495, 6532194, 10886990, 13064388, 16330485, 21773980, 32660970, 65321940]

約数ペア:

[(1, 65321940), (2, 32660970), (3, 21773980), (4, 16330485), (5, 13064388), (6, 10886990), (10, 6532194), (12, 5443495), (15, 4354796), (20, 3266097), (30, 2177398), (60, 1088699), (79, 826860), (158, 413430), (237, 275620), (316, 206715), (395, 165372), (474, 137810), (790, 82686), (948, 68905), (1185, 55124), (1580, 41343), (2370, 27562), (4740, 13781)]