77836720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74843}}^1$

素因数の和:74869

約数の個数: 40

約数和(自身を含む): 194893776

約数和(自身を除く): 117057056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 74843, 149686, 299372, 374215, 598744, 748430, 972959, 1197488, 1496860, 1945918, 2993720, 3891836, 4864795, 5987440, 7783672, 9729590, 15567344, 19459180, 38918360, 77836720]

約数ペア:

[(1, 77836720), (2, 38918360), (4, 19459180), (5, 15567344), (8, 9729590), (10, 7783672), (13, 5987440), (16, 4864795), (20, 3891836), (26, 2993720), (40, 1945918), (52, 1496860), (65, 1197488), (80, 972959), (104, 748430), (130, 598744), (208, 374215), (260, 299372), (520, 149686), (1040, 74843)]