131427140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{12329}}^1$

素因数の和:12392

約数の個数: 48

約数和(自身を含む): 304501680

約数和(自身を除く): 173074540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 10660, 12329, 24658, 49316, 61645, 123290, 160277, 246580, 320554, 505489, 641108, 801385, 1010978, 1602770, 2021956, 2527445, 3205540, 5054890, 6571357, 10109780, 13142714, 26285428, 32856785, 65713570, 131427140]

約数ペア:

[(1, 131427140), (2, 65713570), (4, 32856785), (5, 26285428), (10, 13142714), (13, 10109780), (20, 6571357), (26, 5054890), (41, 3205540), (52, 2527445), (65, 2021956), (82, 1602770), (130, 1010978), (164, 801385), (205, 641108), (260, 505489), (410, 320554), (533, 246580), (820, 160277), (1066, 123290), (2132, 61645), (2665, 49316), (5330, 24658), (10660, 12329)]