74509990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{256931}}^1$

素因数の和:256967

約数の個数: 16

約数和(自身を含む): 138743280

約数和(自身を除く): 64233290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 256931, 513862, 1284655, 2569310, 7450999, 14901998, 37254995, 74509990]

約数ペア:

[(1, 74509990), (2, 37254995), (5, 14901998), (10, 7450999), (29, 2569310), (58, 1284655), (145, 513862), (290, 256931)]