156912340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{6781}}^1$

素因数の和:6892

約数の個数: 48

約数和(自身を含む): 358903440

約数和(自身を除く): 201991100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 890, 1157, 1780, 2314, 4628, 5785, 6781, 11570, 13562, 23140, 27124, 33905, 67810, 88153, 135620, 176306, 352612, 440765, 603509, 881530, 1207018, 1763060, 2414036, 3017545, 6035090, 7845617, 12070180, 15691234, 31382468, 39228085, 78456170, 156912340]

約数ペア:

[(1, 156912340), (2, 78456170), (4, 39228085), (5, 31382468), (10, 15691234), (13, 12070180), (20, 7845617), (26, 6035090), (52, 3017545), (65, 2414036), (89, 1763060), (130, 1207018), (178, 881530), (260, 603509), (356, 440765), (445, 352612), (890, 176306), (1157, 135620), (1780, 88153), (2314, 67810), (4628, 33905), (5785, 27124), (6781, 23140), (11570, 13562)]