67517840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{64921}}^1$

素因数の和:64947

約数の個数: 40

約数和(自身を含む): 169056888

約数和(自身を除く): 101539048

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 64921, 129842, 259684, 324605, 519368, 649210, 843973, 1038736, 1298420, 1687946, 2596840, 3375892, 4219865, 5193680, 6751784, 8439730, 13503568, 16879460, 33758920, 67517840]

約数ペア:

[(1, 67517840), (2, 33758920), (4, 16879460), (5, 13503568), (8, 8439730), (10, 6751784), (13, 5193680), (16, 4219865), (20, 3375892), (26, 2596840), (40, 1687946), (52, 1298420), (65, 1038736), (80, 843973), (104, 649210), (130, 519368), (208, 324605), (260, 259684), (520, 129842), (1040, 64921)]