9968123216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{11437}}^1$

素因数の和:11572

約数の個数: 80

約数和(自身を含む): 21104482560

約数和(自身を除く): 11136359344

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 61, 76, 94, 122, 152, 188, 244, 304, 376, 488, 752, 893, 976, 1159, 1786, 2318, 2867, 3572, 4636, 5734, 7144, 9272, 11437, 11468, 14288, 18544, 22874, 22936, 45748, 45872, 54473, 91496, 108946, 182992, 217303, 217892, 434606, 435784, 537539, 697657, 869212, 871568, 1075078, 1395314, 1738424, 2150156, 2790628, 3476848, 4300312, 5581256, 8600624, 10213241, 11162512, 13255483, 20426482, 26510966, 32789879, 40852964, 53021932, 65579758, 81705928, 106043864, 131159516, 163411856, 212087728, 262319032, 524638064, 623007701, 1246015402, 2492030804, 4984061608, 9968123216]

約数ペア:

[(1, 9968123216), (2, 4984061608), (4, 2492030804), (8, 1246015402), (16, 623007701), (19, 524638064), (38, 262319032), (47, 212087728), (61, 163411856), (76, 131159516), (94, 106043864), (122, 81705928), (152, 65579758), (188, 53021932), (244, 40852964), (304, 32789879), (376, 26510966), (488, 20426482), (752, 13255483), (893, 11162512), (976, 10213241), (1159, 8600624), (1786, 5581256), (2318, 4300312), (2867, 3476848), (3572, 2790628), (4636, 2150156), (5734, 1738424), (7144, 1395314), (9272, 1075078), (11437, 871568), (11468, 869212), (14288, 697657), (18544, 537539), (22874, 435784), (22936, 434606), (45748, 217892), (45872, 217303), (54473, 182992), (91496, 108946)]