171773480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1669}}^1$

素因数の和:1794

約数の個数: 64

約数和(自身を含む): 404006400

約数和(自身を除く): 232232920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 83, 124, 155, 166, 248, 310, 332, 415, 620, 664, 830, 1240, 1660, 1669, 2573, 3320, 3338, 5146, 6676, 8345, 10292, 12865, 13352, 16690, 20584, 25730, 33380, 51460, 51739, 66760, 102920, 103478, 138527, 206956, 258695, 277054, 413912, 517390, 554108, 692635, 1034780, 1108216, 1385270, 2069560, 2770540, 4294337, 5541080, 8588674, 17177348, 21471685, 34354696, 42943370, 85886740, 171773480]

約数ペア:

[(1, 171773480), (2, 85886740), (4, 42943370), (5, 34354696), (8, 21471685), (10, 17177348), (20, 8588674), (31, 5541080), (40, 4294337), (62, 2770540), (83, 2069560), (124, 1385270), (155, 1108216), (166, 1034780), (248, 692635), (310, 554108), (332, 517390), (415, 413912), (620, 277054), (664, 258695), (830, 206956), (1240, 138527), (1660, 103478), (1669, 102920), (2573, 66760), (3320, 51739), (3338, 51460), (5146, 33380), (6676, 25730), (8345, 20584), (10292, 16690), (12865, 13352)]