78770380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:419

約数の個数: 96

約数和(自身を含む): 190794240

約数和(自身を除く): 112023860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 31, 52, 58, 62, 65, 116, 124, 130, 145, 155, 260, 290, 310, 337, 377, 403, 580, 620, 674, 754, 806, 899, 1348, 1508, 1612, 1685, 1798, 1885, 2015, 3370, 3596, 3770, 4030, 4381, 4495, 6740, 7540, 8060, 8762, 8990, 9773, 10447, 11687, 17524, 17980, 19546, 20894, 21905, 23374, 39092, 41788, 43810, 46748, 48865, 52235, 58435, 87620, 97730, 104470, 116870, 127049, 135811, 195460, 208940, 233740, 254098, 271622, 302963, 508196, 543244, 605926, 635245, 679055, 1211852, 1270490, 1358110, 1514815, 2540980, 2716220, 3029630, 3938519, 6059260, 7877038, 15754076, 19692595, 39385190, 78770380]

約数ペア:

[(1, 78770380), (2, 39385190), (4, 19692595), (5, 15754076), (10, 7877038), (13, 6059260), (20, 3938519), (26, 3029630), (29, 2716220), (31, 2540980), (52, 1514815), (58, 1358110), (62, 1270490), (65, 1211852), (116, 679055), (124, 635245), (130, 605926), (145, 543244), (155, 508196), (260, 302963), (290, 271622), (310, 254098), (337, 233740), (377, 208940), (403, 195460), (580, 135811), (620, 127049), (674, 116870), (754, 104470), (806, 97730), (899, 87620), (1348, 58435), (1508, 52235), (1612, 48865), (1685, 46748), (1798, 43810), (1885, 41788), (2015, 39092), (3370, 23374), (3596, 21905), (3770, 20894), (4030, 19546), (4381, 17980), (4495, 17524), (6740, 11687), (7540, 10447), (8060, 9773), (8762, 8990)]