57708520

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{167}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 133902720

約数和(自身を除く): 76194200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 163, 167, 212, 265, 326, 334, 424, 530, 652, 668, 815, 835, 1060, 1304, 1336, 1630, 1670, 2120, 3260, 3340, 6520, 6680, 8639, 8851, 17278, 17702, 27221, 34556, 35404, 43195, 44255, 54442, 69112, 70808, 86390, 88510, 108884, 136105, 172780, 177020, 217768, 272210, 345560, 354040, 544420, 1088840, 1442713, 2885426, 5770852, 7213565, 11541704, 14427130, 28854260, 57708520]

約数ペア:

[(1, 57708520), (2, 28854260), (4, 14427130), (5, 11541704), (8, 7213565), (10, 5770852), (20, 2885426), (40, 1442713), (53, 1088840), (106, 544420), (163, 354040), (167, 345560), (212, 272210), (265, 217768), (326, 177020), (334, 172780), (424, 136105), (530, 108884), (652, 88510), (668, 86390), (815, 70808), (835, 69112), (1060, 54442), (1304, 44255), (1336, 43195), (1630, 35404), (1670, 34556), (2120, 27221), (3260, 17702), (3340, 17278), (6520, 8851), (6680, 8639)]