31227664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:248

約数の個数: 80

約数和(自身を含む): 69995520

約数和(自身を除く): 38767856

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 31, 52, 58, 62, 104, 116, 124, 167, 208, 232, 248, 334, 377, 403, 464, 496, 668, 754, 806, 899, 1336, 1508, 1612, 1798, 2171, 2672, 3016, 3224, 3596, 4342, 4843, 5177, 6032, 6448, 7192, 8684, 9686, 10354, 11687, 14384, 17368, 19372, 20708, 23374, 34736, 38744, 41416, 46748, 62959, 67301, 77488, 82832, 93496, 125918, 134602, 150133, 186992, 251836, 269204, 300266, 503672, 538408, 600532, 1007344, 1076816, 1201064, 1951729, 2402128, 3903458, 7806916, 15613832, 31227664]

約数ペア:

[(1, 31227664), (2, 15613832), (4, 7806916), (8, 3903458), (13, 2402128), (16, 1951729), (26, 1201064), (29, 1076816), (31, 1007344), (52, 600532), (58, 538408), (62, 503672), (104, 300266), (116, 269204), (124, 251836), (167, 186992), (208, 150133), (232, 134602), (248, 125918), (334, 93496), (377, 82832), (403, 77488), (464, 67301), (496, 62959), (668, 46748), (754, 41416), (806, 38744), (899, 34736), (1336, 23374), (1508, 20708), (1612, 19372), (1798, 17368), (2171, 14384), (2672, 11687), (3016, 10354), (3224, 9686), (3596, 8684), (4342, 7192), (4843, 6448), (5177, 6032)]