51646760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1097}}^1$

素因数の和:1226

約数の個数: 64

約数和(自身を含む): 128070720

約数和(自身を除く): 76423960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 107, 110, 214, 220, 428, 440, 535, 856, 1070, 1097, 1177, 2140, 2194, 2354, 4280, 4388, 4708, 5485, 5885, 8776, 9416, 10970, 11770, 12067, 21940, 23540, 24134, 43880, 47080, 48268, 60335, 96536, 117379, 120670, 234758, 241340, 469516, 482680, 586895, 939032, 1173790, 1291169, 2347580, 2582338, 4695160, 5164676, 6455845, 10329352, 12911690, 25823380, 51646760]

約数ペア:

[(1, 51646760), (2, 25823380), (4, 12911690), (5, 10329352), (8, 6455845), (10, 5164676), (11, 4695160), (20, 2582338), (22, 2347580), (40, 1291169), (44, 1173790), (55, 939032), (88, 586895), (107, 482680), (110, 469516), (214, 241340), (220, 234758), (428, 120670), (440, 117379), (535, 96536), (856, 60335), (1070, 48268), (1097, 47080), (1177, 43880), (2140, 24134), (2194, 23540), (2354, 21940), (4280, 12067), (4388, 11770), (4708, 10970), (5485, 9416), (5885, 8776)]