51259260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{65717}}^1$

素因数の和:65742

約数の個数: 48

約数和(自身を含む): 154568736

約数和(自身を除く): 103309476

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, 65717, 131434, 197151, 262868, 328585, 394302, 657170, 788604, 854321, 985755, 1314340, 1708642, 1971510, 2562963, 3417284, 3943020, 4271605, 5125926, 8543210, 10251852, 12814815, 17086420, 25629630, 51259260]

約数ペア:

[(1, 51259260), (2, 25629630), (3, 17086420), (4, 12814815), (5, 10251852), (6, 8543210), (10, 5125926), (12, 4271605), (13, 3943020), (15, 3417284), (20, 2562963), (26, 1971510), (30, 1708642), (39, 1314340), (52, 985755), (60, 854321), (65, 788604), (78, 657170), (130, 394302), (156, 328585), (195, 262868), (260, 197151), (390, 131434), (780, 65717)]