25664860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{98711}}^1$

素因数の和:98733

約数の個数: 24

約数和(自身を含む): 58042656

約数和(自身を除く): 32377796

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 98711, 197422, 394844, 493555, 987110, 1283243, 1974220, 2566486, 5132972, 6416215, 12832430, 25664860]

約数ペア:

[(1, 25664860), (2, 12832430), (4, 6416215), (5, 5132972), (10, 2566486), (13, 1974220), (20, 1283243), (26, 987110), (52, 493555), (65, 394844), (130, 197422), (260, 98711)]