74857990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{258131}}^1$

素因数の和:258167

約数の個数: 16

約数和(自身を含む): 139391280

約数和(自身を除く): 64533290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 258131, 516262, 1290655, 2581310, 7485799, 14971598, 37428995, 74857990]

約数ペア:

[(1, 74857990), (2, 37428995), (5, 14971598), (10, 7485799), (29, 2581310), (58, 1290655), (145, 516262), (290, 258131)]