42975430

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{443}}^1$

素因数の和:648

約数の個数: 32

約数和(自身を含む): 79120800

約数和(自身を除く): 36145370

約数列:

[1, 2, 5, 10, 89, 109, 178, 218, 443, 445, 545, 886, 890, 1090, 2215, 4430, 9701, 19402, 39427, 48287, 48505, 78854, 96574, 97010, 197135, 241435, 394270, 482870, 4297543, 8595086, 21487715, 42975430]

約数ペア:

[(1, 42975430), (2, 21487715), (5, 8595086), (10, 4297543), (89, 482870), (109, 394270), (178, 241435), (218, 197135), (443, 97010), (445, 96574), (545, 78854), (886, 48505), (890, 48287), (1090, 39427), (2215, 19402), (4430, 9701)]