78819780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101051}}^1$

素因数の和:101076

約数の個数: 48

約数和(自身を含む): 237674304

約数和(自身を除く): 158854524

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, 101051, 202102, 303153, 404204, 505255, 606306, 1010510, 1212612, 1313663, 1515765, 2021020, 2627326, 3031530, 3940989, 5254652, 6063060, 6568315, 7881978, 13136630, 15763956, 19704945, 26273260, 39409890, 78819780]

約数ペア:

[(1, 78819780), (2, 39409890), (3, 26273260), (4, 19704945), (5, 15763956), (6, 13136630), (10, 7881978), (12, 6568315), (13, 6063060), (15, 5254652), (20, 3940989), (26, 3031530), (30, 2627326), (39, 2021020), (52, 1515765), (60, 1313663), (65, 1212612), (78, 1010510), (130, 606306), (156, 505255), (195, 404204), (260, 303153), (390, 202102), (780, 101051)]