86911580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{10177}}^1$

素因数の和:10254

約数の個数: 48

約数和(自身を含む): 212028096

約数和(自身を除く): 125116516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540, 10177, 20354, 40708, 50885, 71239, 101770, 142478, 203540, 284956, 356195, 620797, 712390, 1241594, 1424780, 2483188, 3103985, 4345579, 6207970, 8691158, 12415940, 17382316, 21727895, 43455790, 86911580]

約数ペア:

[(1, 86911580), (2, 43455790), (4, 21727895), (5, 17382316), (7, 12415940), (10, 8691158), (14, 6207970), (20, 4345579), (28, 3103985), (35, 2483188), (61, 1424780), (70, 1241594), (122, 712390), (140, 620797), (244, 356195), (305, 284956), (427, 203540), (610, 142478), (854, 101770), (1220, 71239), (1708, 50885), (2135, 40708), (4270, 20354), (8540, 10177)]