258690872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{293}}^1$

素因数の和:516

約数の個数: 64

約数和(自身を含む): 541900800

約数和(自身を除く): 283209928

約数列:

[1, 2, 4, 8, 11, 22, 44, 79, 88, 127, 158, 254, 293, 316, 508, 586, 632, 869, 1016, 1172, 1397, 1738, 2344, 2794, 3223, 3476, 5588, 6446, 6952, 10033, 11176, 12892, 20066, 23147, 25784, 37211, 40132, 46294, 74422, 80264, 92588, 110363, 148844, 185176, 220726, 254617, 297688, 409321, 441452, 509234, 818642, 882904, 1018468, 1637284, 2036936, 2939669, 3274568, 5879338, 11758676, 23517352, 32336359, 64672718, 129345436, 258690872]

約数ペア:

[(1, 258690872), (2, 129345436), (4, 64672718), (8, 32336359), (11, 23517352), (22, 11758676), (44, 5879338), (79, 3274568), (88, 2939669), (127, 2036936), (158, 1637284), (254, 1018468), (293, 882904), (316, 818642), (508, 509234), (586, 441452), (632, 409321), (869, 297688), (1016, 254617), (1172, 220726), (1397, 185176), (1738, 148844), (2344, 110363), (2794, 92588), (3223, 80264), (3476, 74422), (5588, 46294), (6446, 40132), (6952, 37211), (10033, 25784), (11176, 23147), (12892, 20066)]