28688173670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1\times {\mathrm{4969}}^1$

素因数の和:5577

約数の個数: 64

約数和(自身を含む): 56359800000

約数和(自身を除く): 27671626330

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 499, 890, 998, 1157, 2314, 2495, 4969, 4990, 5785, 6487, 9938, 11570, 12974, 24845, 32435, 44411, 49690, 64597, 64870, 88822, 129194, 222055, 322985, 442241, 444110, 577343, 645970, 884482, 1154686, 2211205, 2479531, 2886715, 4422410, 4959062, 5749133, 5773430, 11498266, 12397655, 24795310, 28745665, 32233903, 57491330, 64467806, 161169515, 220678259, 322339030, 441356518, 1103391295, 2206782590, 2868817367, 5737634734, 14344086835, 28688173670]

約数ペア:

[(1, 28688173670), (2, 14344086835), (5, 5737634734), (10, 2868817367), (13, 2206782590), (26, 1103391295), (65, 441356518), (89, 322339030), (130, 220678259), (178, 161169515), (445, 64467806), (499, 57491330), (890, 32233903), (998, 28745665), (1157, 24795310), (2314, 12397655), (2495, 11498266), (4969, 5773430), (4990, 5749133), (5785, 4959062), (6487, 4422410), (9938, 2886715), (11570, 2479531), (12974, 2211205), (24845, 1154686), (32435, 884482), (44411, 645970), (49690, 577343), (64597, 444110), (64870, 442241), (88822, 322985), (129194, 222055)]