53691920

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7541}}^1$

素因数の和:7643

約数の個数: 40

約数和(自身を含む): 126253080

約数和(自身を除く): 72561160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 7541, 15082, 30164, 37705, 60328, 75410, 120656, 150820, 301640, 603280, 671149, 1342298, 2684596, 3355745, 5369192, 6711490, 10738384, 13422980, 26845960, 53691920]

約数ペア:

[(1, 53691920), (2, 26845960), (4, 13422980), (5, 10738384), (8, 6711490), (10, 5369192), (16, 3355745), (20, 2684596), (40, 1342298), (80, 671149), (89, 603280), (178, 301640), (356, 150820), (445, 120656), (712, 75410), (890, 60328), (1424, 37705), (1780, 30164), (3560, 15082), (7120, 7541)]