80249868

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1103}}^1$

素因数の和:1203

約数の個数: 72

約数和(自身を含む): 212179968

約数和(自身を除く): 131930100

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 47, 86, 94, 129, 141, 172, 188, 258, 282, 387, 423, 516, 564, 774, 846, 1103, 1548, 1692, 2021, 2206, 3309, 4042, 4412, 6063, 6618, 8084, 9927, 12126, 13236, 18189, 19854, 24252, 36378, 39708, 47429, 51841, 72756, 94858, 103682, 142287, 155523, 189716, 207364, 284574, 311046, 426861, 466569, 569148, 622092, 853722, 933138, 1707444, 1866276, 2229163, 4458326, 6687489, 8916652, 13374978, 20062467, 26749956, 40124934, 80249868]

約数ペア:

[(1, 80249868), (2, 40124934), (3, 26749956), (4, 20062467), (6, 13374978), (9, 8916652), (12, 6687489), (18, 4458326), (36, 2229163), (43, 1866276), (47, 1707444), (86, 933138), (94, 853722), (129, 622092), (141, 569148), (172, 466569), (188, 426861), (258, 311046), (282, 284574), (387, 207364), (423, 189716), (516, 155523), (564, 142287), (774, 103682), (846, 94858), (1103, 72756), (1548, 51841), (1692, 47429), (2021, 39708), (2206, 36378), (3309, 24252), (4042, 19854), (4412, 18189), (6063, 13236), (6618, 12126), (8084, 9927)]