165392440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1607}}^1$

素因数の和:1732

約数の個数: 64

約数和(自身を含む): 389007360

約数和(自身を除く): 223614920

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, 1607, 1660, 2573, 3214, 3320, 5146, 6428, 8035, 10292, 12856, 12865, 16070, 20584, 25730, 32140, 49817, 51460, 64280, 99634, 102920, 133381, 199268, 249085, 266762, 398536, 498170, 533524, 666905, 996340, 1067048, 1333810, 1992680, 2667620, 4134811, 5335240, 8269622, 16539244, 20674055, 33078488, 41348110, 82696220, 165392440]

約数ペア:

[(1, 165392440), (2, 82696220), (4, 41348110), (5, 33078488), (8, 20674055), (10, 16539244), (20, 8269622), (31, 5335240), (40, 4134811), (62, 2667620), (83, 1992680), (124, 1333810), (155, 1067048), (166, 996340), (248, 666905), (310, 533524), (332, 498170), (415, 398536), (620, 266762), (664, 249085), (830, 199268), (1240, 133381), (1607, 102920), (1660, 99634), (2573, 64280), (3214, 51460), (3320, 49817), (5146, 32140), (6428, 25730), (8035, 20584), (10292, 16070), (12856, 12865)]