267297680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257017}}^1$

素因数の和:257043

約数の個数: 40

約数和(自身を含む): 669274872

約数和(自身を除く): 401977192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 257017, 514034, 1028068, 1285085, 2056136, 2570170, 3341221, 4112272, 5140340, 6682442, 10280680, 13364884, 16706105, 20561360, 26729768, 33412210, 53459536, 66824420, 133648840, 267297680]

約数ペア:

[(1, 267297680), (2, 133648840), (4, 66824420), (5, 53459536), (8, 33412210), (10, 26729768), (13, 20561360), (16, 16706105), (20, 13364884), (26, 10280680), (40, 6682442), (52, 5140340), (65, 4112272), (80, 3341221), (104, 2570170), (130, 2056136), (208, 1285085), (260, 1028068), (520, 514034), (1040, 257017)]