78712140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{100913}}^1$

素因数の和:100938

約数の個数: 48

約数和(自身を含む): 237349728

約数和(自身を除く): 158637588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 100913, 201826, 302739, 403652, 504565, 605478, 1009130, 1210956, 1311869, 1513695, 2018260, 2623738, 3027390, 3935607, 5247476, 6054780, 6559345, 7871214, 13118690, 15742428, 19678035, 26237380, 39356070, 78712140]

約数ペア:

[(1, 78712140), (2, 39356070), (3, 26237380), (4, 19678035), (5, 15742428), (6, 13118690), (10, 7871214), (12, 6559345), (13, 6054780), (15, 5247476), (20, 3935607), (26, 3027390), (30, 2623738), (39, 2018260), (52, 1513695), (60, 1311869), (65, 1210956), (78, 1009130), (130, 605478), (156, 504565), (195, 403652), (260, 302739), (390, 201826), (780, 100913)]