731380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 1728720

約数和(自身を除く): 997340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 97, 116, 130, 145, 194, 260, 290, 377, 388, 485, 580, 754, 970, 1261, 1508, 1885, 1940, 2522, 2813, 3770, 5044, 5626, 6305, 7540, 11252, 12610, 14065, 25220, 28130, 36569, 56260, 73138, 146276, 182845, 365690, 731380]

約数ペア:

[(1, 731380), (2, 365690), (4, 182845), (5, 146276), (10, 73138), (13, 56260), (20, 36569), (26, 28130), (29, 25220), (52, 14065), (58, 12610), (65, 11252), (97, 7540), (116, 6305), (130, 5626), (145, 5044), (194, 3770), (260, 2813), (290, 2522), (377, 1940), (388, 1885), (485, 1508), (580, 1261), (754, 970)]