28609850

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{7243}}^1$

素因数の和:7334

約数の個数: 24

約数和(自身を含む): 53895360

約数和(自身を除く): 25285510

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 790, 1975, 3950, 7243, 14486, 36215, 72430, 181075, 362150, 572197, 1144394, 2860985, 5721970, 14304925, 28609850]

約数ペア:

[(1, 28609850), (2, 14304925), (5, 5721970), (10, 2860985), (25, 1144394), (50, 572197), (79, 362150), (158, 181075), (395, 72430), (790, 36215), (1975, 14486), (3950, 7243)]