55761808

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:216

約数の個数: 80

約数和(自身を含む): 120547840

約数和(自身を除く): 64786032

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 61, 62, 76, 97, 122, 124, 152, 194, 244, 248, 304, 388, 488, 496, 589, 776, 976, 1159, 1178, 1552, 1843, 1891, 2318, 2356, 3007, 3686, 3782, 4636, 4712, 5917, 6014, 7372, 7564, 9272, 9424, 11834, 12028, 14744, 15128, 18544, 23668, 24056, 29488, 30256, 35929, 47336, 48112, 57133, 71858, 94672, 112423, 114266, 143716, 183427, 224846, 228532, 287432, 366854, 449692, 457064, 574864, 733708, 899384, 914128, 1467416, 1798768, 2934832, 3485113, 6970226, 13940452, 27880904, 55761808]

約数ペア:

[(1, 55761808), (2, 27880904), (4, 13940452), (8, 6970226), (16, 3485113), (19, 2934832), (31, 1798768), (38, 1467416), (61, 914128), (62, 899384), (76, 733708), (97, 574864), (122, 457064), (124, 449692), (152, 366854), (194, 287432), (244, 228532), (248, 224846), (304, 183427), (388, 143716), (488, 114266), (496, 112423), (589, 94672), (776, 71858), (976, 57133), (1159, 48112), (1178, 47336), (1552, 35929), (1843, 30256), (1891, 29488), (2318, 24056), (2356, 23668), (3007, 18544), (3686, 15128), (3782, 14744), (4636, 12028), (4712, 11834), (5917, 9424), (6014, 9272), (7372, 7564)]