251019649904

素因数分解:

$2^4\times {\mathrm{379}}^1\times {\mathrm{991}}^1\times {\mathrm{41771}}^1$

素因数の和:43149

約数の個数: 40

約数和(自身を含む): 488137566720

約数和(自身を除く): 237117916816

約数列:

[1, 2, 4, 8, 16, 379, 758, 991, 1516, 1982, 3032, 3964, 6064, 7928, 15856, 41771, 83542, 167084, 334168, 375589, 668336, 751178, 1502356, 3004712, 6009424, 15831209, 31662418, 41395061, 63324836, 82790122, 126649672, 165580244, 253299344, 331160488, 662320976, 15688728119, 31377456238, 62754912476, 125509824952, 251019649904]

約数ペア:

[(1, 251019649904), (2, 125509824952), (4, 62754912476), (8, 31377456238), (16, 15688728119), (379, 662320976), (758, 331160488), (991, 253299344), (1516, 165580244), (1982, 126649672), (3032, 82790122), (3964, 63324836), (6064, 41395061), (7928, 31662418), (15856, 15831209), (41771, 6009424), (83542, 3004712), (167084, 1502356), (334168, 751178), (375589, 668336)]