78773860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{12347}}^1$

素因数の和:12396

約数の個数: 48

約数和(自身を含む): 186701760

約数和(自身を除く): 107927900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 12347, 24694, 49388, 61735, 123470, 135817, 246940, 271634, 358063, 543268, 679085, 716126, 1358170, 1432252, 1790315, 2716340, 3580630, 3938693, 7161260, 7877386, 15754772, 19693465, 39386930, 78773860]

約数ペア:

[(1, 78773860), (2, 39386930), (4, 19693465), (5, 15754772), (10, 7877386), (11, 7161260), (20, 3938693), (22, 3580630), (29, 2716340), (44, 1790315), (55, 1432252), (58, 1358170), (110, 716126), (116, 679085), (145, 543268), (220, 358063), (290, 271634), (319, 246940), (580, 135817), (638, 123470), (1276, 61735), (1595, 49388), (3190, 24694), (6380, 12347)]