357777290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{7499}}^1$

素因数の和:7886

約数の個数: 32

約数和(自身を含む): 695520000

約数和(自身を除く): 337742710

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 367, 734, 1835, 3670, 4771, 7499, 9542, 14998, 23855, 37495, 47710, 74990, 97487, 194974, 487435, 974870, 2752133, 5504266, 13760665, 27521330, 35777729, 71555458, 178888645, 357777290]

約数ペア:

[(1, 357777290), (2, 178888645), (5, 71555458), (10, 35777729), (13, 27521330), (26, 13760665), (65, 5504266), (130, 2752133), (367, 974870), (734, 487435), (1835, 194974), (3670, 97487), (4771, 74990), (7499, 47710), (9542, 37495), (14998, 23855)]