71659120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68903}}^1$

素因数の和:68929

約数の個数: 40

約数和(自身を含む): 179426016

約数和(自身を除く): 107766896

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 68903, 137806, 275612, 344515, 551224, 689030, 895739, 1102448, 1378060, 1791478, 2756120, 3582956, 4478695, 5512240, 7165912, 8957390, 14331824, 17914780, 35829560, 71659120]

約数ペア:

[(1, 71659120), (2, 35829560), (4, 17914780), (5, 14331824), (8, 8957390), (10, 7165912), (13, 5512240), (16, 4478695), (20, 3582956), (26, 2756120), (40, 1791478), (52, 1378060), (65, 1102448), (80, 895739), (104, 689030), (130, 551224), (208, 344515), (260, 275612), (520, 137806), (1040, 68903)]