128974016

素因数分解:

$2^6\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{809}}^1$

素因数の和:921

約数の個数: 56

約数和(自身を含む): 266639040

約数和(自身を除く): 137665024

約数列:

[1, 2, 4, 8, 16, 32, 47, 53, 64, 94, 106, 188, 212, 376, 424, 752, 809, 848, 1504, 1618, 1696, 2491, 3008, 3236, 3392, 4982, 6472, 9964, 12944, 19928, 25888, 38023, 39856, 42877, 51776, 76046, 79712, 85754, 152092, 159424, 171508, 304184, 343016, 608368, 686032, 1216736, 1372064, 2015219, 2433472, 2744128, 4030438, 8060876, 16121752, 32243504, 64487008, 128974016]

約数ペア:

[(1, 128974016), (2, 64487008), (4, 32243504), (8, 16121752), (16, 8060876), (32, 4030438), (47, 2744128), (53, 2433472), (64, 2015219), (94, 1372064), (106, 1216736), (188, 686032), (212, 608368), (376, 343016), (424, 304184), (752, 171508), (809, 159424), (848, 152092), (1504, 85754), (1618, 79712), (1696, 76046), (2491, 51776), (3008, 42877), (3236, 39856), (3392, 38023), (4982, 25888), (6472, 19928), (9964, 12944)]