30760990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:517

約数の個数: 64

約数和(自身を含む): 65318400

約数和(自身を除く): 34557410

約数列:

[1, 2, 5, 10, 13, 17, 26, 31, 34, 62, 65, 85, 130, 155, 170, 221, 310, 403, 442, 449, 527, 806, 898, 1054, 1105, 2015, 2210, 2245, 2635, 4030, 4490, 5270, 5837, 6851, 7633, 11674, 13702, 13919, 15266, 27838, 29185, 34255, 38165, 58370, 68510, 69595, 76330, 99229, 139190, 180947, 198458, 236623, 361894, 473246, 496145, 904735, 992290, 1183115, 1809470, 2366230, 3076099, 6152198, 15380495, 30760990]

約数ペア:

[(1, 30760990), (2, 15380495), (5, 6152198), (10, 3076099), (13, 2366230), (17, 1809470), (26, 1183115), (31, 992290), (34, 904735), (62, 496145), (65, 473246), (85, 361894), (130, 236623), (155, 198458), (170, 180947), (221, 139190), (310, 99229), (403, 76330), (442, 69595), (449, 68510), (527, 58370), (806, 38165), (898, 34255), (1054, 29185), (1105, 27838), (2015, 15266), (2210, 13919), (2245, 13702), (2635, 11674), (4030, 7633), (4490, 6851), (5270, 5837)]