259156760

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{1423}}^1$

素因数の和:1620

約数の個数: 64

約数和(自身を含む): 607478400

約数和(自身を除く): 348321640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 157, 232, 290, 314, 580, 628, 785, 1160, 1256, 1423, 1570, 2846, 3140, 4553, 5692, 6280, 7115, 9106, 11384, 14230, 18212, 22765, 28460, 36424, 41267, 45530, 56920, 82534, 91060, 165068, 182120, 206335, 223411, 330136, 412670, 446822, 825340, 893644, 1117055, 1650680, 1787288, 2234110, 4468220, 6478919, 8936440, 12957838, 25915676, 32394595, 51831352, 64789190, 129578380, 259156760]

約数ペア:

[(1, 259156760), (2, 129578380), (4, 64789190), (5, 51831352), (8, 32394595), (10, 25915676), (20, 12957838), (29, 8936440), (40, 6478919), (58, 4468220), (116, 2234110), (145, 1787288), (157, 1650680), (232, 1117055), (290, 893644), (314, 825340), (580, 446822), (628, 412670), (785, 330136), (1160, 223411), (1256, 206335), (1423, 182120), (1570, 165068), (2846, 91060), (3140, 82534), (4553, 56920), (5692, 45530), (6280, 41267), (7115, 36424), (9106, 28460), (11384, 22765), (14230, 18212)]