53328520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{673}}^1$

素因数の和:974

約数の個数: 64

約数和(自身を含む): 137819520

約数和(自身を除く): 84491000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 283, 566, 673, 1132, 1346, 1415, 1981, 2264, 2692, 2830, 3365, 3962, 4711, 5384, 5660, 6730, 7924, 9422, 9905, 11320, 13460, 15848, 18844, 19810, 23555, 26920, 37688, 39620, 47110, 79240, 94220, 188440, 190459, 380918, 761836, 952295, 1333213, 1523672, 1904590, 2666426, 3809180, 5332852, 6666065, 7618360, 10665704, 13332130, 26664260, 53328520]

約数ペア:

[(1, 53328520), (2, 26664260), (4, 13332130), (5, 10665704), (7, 7618360), (8, 6666065), (10, 5332852), (14, 3809180), (20, 2666426), (28, 1904590), (35, 1523672), (40, 1333213), (56, 952295), (70, 761836), (140, 380918), (280, 190459), (283, 188440), (566, 94220), (673, 79240), (1132, 47110), (1346, 39620), (1415, 37688), (1981, 26920), (2264, 23555), (2692, 19810), (2830, 18844), (3365, 15848), (3962, 13460), (4711, 11320), (5384, 9905), (5660, 9422), (6730, 7924)]