80751636

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2339}}^1$

素因数の和:2493

約数の個数: 72

約数和(自身を含む): 235085760

約数和(自身を除く): 154334124

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 137, 252, 274, 411, 548, 822, 959, 1233, 1644, 1918, 2339, 2466, 2877, 3836, 4678, 4932, 5754, 7017, 8631, 9356, 11508, 14034, 16373, 17262, 21051, 28068, 32746, 34524, 42102, 49119, 65492, 84204, 98238, 147357, 196476, 294714, 320443, 589428, 640886, 961329, 1281772, 1922658, 2243101, 2883987, 3845316, 4486202, 5767974, 6729303, 8972404, 11535948, 13458606, 20187909, 26917212, 40375818, 80751636]

約数ペア:

[(1, 80751636), (2, 40375818), (3, 26917212), (4, 20187909), (6, 13458606), (7, 11535948), (9, 8972404), (12, 6729303), (14, 5767974), (18, 4486202), (21, 3845316), (28, 2883987), (36, 2243101), (42, 1922658), (63, 1281772), (84, 961329), (126, 640886), (137, 589428), (252, 320443), (274, 294714), (411, 196476), (548, 147357), (822, 98238), (959, 84204), (1233, 65492), (1644, 49119), (1918, 42102), (2339, 34524), (2466, 32746), (2877, 28068), (3836, 21051), (4678, 17262), (4932, 16373), (5754, 14034), (7017, 11508), (8631, 9356)]