25271870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2663}}^1$

素因数の和:2756

約数の個数: 32

約数和(自身を含む): 49678272

約数和(自身を除く): 24406402

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 730, 949, 1898, 2663, 4745, 5326, 9490, 13315, 26630, 34619, 69238, 173095, 194399, 346190, 388798, 971995, 1943990, 2527187, 5054374, 12635935, 25271870]

約数ペア:

[(1, 25271870), (2, 12635935), (5, 5054374), (10, 2527187), (13, 1943990), (26, 971995), (65, 388798), (73, 346190), (130, 194399), (146, 173095), (365, 69238), (730, 34619), (949, 26630), (1898, 13315), (2663, 9490), (4745, 5326)]