66172720

素因数分解:

$2^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{4621}}^1$

素因数の和:4813

約数の個数: 40

約数和(自身を含む): 154744560

約数和(自身を除く): 88571840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 179, 358, 716, 895, 1432, 1790, 2864, 3580, 4621, 7160, 9242, 14320, 18484, 23105, 36968, 46210, 73936, 92420, 184840, 369680, 827159, 1654318, 3308636, 4135795, 6617272, 8271590, 13234544, 16543180, 33086360, 66172720]

約数ペア:

[(1, 66172720), (2, 33086360), (4, 16543180), (5, 13234544), (8, 8271590), (10, 6617272), (16, 4135795), (20, 3308636), (40, 1654318), (80, 827159), (179, 369680), (358, 184840), (716, 92420), (895, 73936), (1432, 46210), (1790, 36968), (2864, 23105), (3580, 18484), (4621, 14320), (7160, 9242)]