25378340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97609}}^1$

素因数の和:97631

約数の個数: 24

約数和(自身を含む): 57394680

約数和(自身を除く): 32016340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 97609, 195218, 390436, 488045, 976090, 1268917, 1952180, 2537834, 5075668, 6344585, 12689170, 25378340]

約数ペア:

[(1, 25378340), (2, 12689170), (4, 6344585), (5, 5075668), (10, 2537834), (13, 1952180), (20, 1268917), (26, 976090), (52, 488045), (65, 390436), (130, 195218), (260, 97609)]