126527440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{121661}}^1$

素因数の和:121687

約数の個数: 40

約数和(自身を含む): 316807848

約数和(自身を除く): 190280408

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 121661, 243322, 486644, 608305, 973288, 1216610, 1581593, 1946576, 2433220, 3163186, 4866440, 6326372, 7907965, 9732880, 12652744, 15815930, 25305488, 31631860, 63263720, 126527440]

約数ペア:

[(1, 126527440), (2, 63263720), (4, 31631860), (5, 25305488), (8, 15815930), (10, 12652744), (13, 9732880), (16, 7907965), (20, 6326372), (26, 4866440), (40, 3163186), (52, 2433220), (65, 1946576), (80, 1581593), (104, 1216610), (130, 973288), (208, 608305), (260, 486644), (520, 243322), (1040, 121661)]