53271640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{42961}}^1$

素因数の和:43003

約数の個数: 32

約数和(自身を含む): 123730560

約数和(自身を除く): 70458920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 42961, 85922, 171844, 214805, 343688, 429610, 859220, 1331791, 1718440, 2663582, 5327164, 6658955, 10654328, 13317910, 26635820, 53271640]

約数ペア:

[(1, 53271640), (2, 26635820), (4, 13317910), (5, 10654328), (8, 6658955), (10, 5327164), (20, 2663582), (31, 1718440), (40, 1331791), (62, 859220), (124, 429610), (155, 343688), (248, 214805), (310, 171844), (620, 85922), (1240, 42961)]