48681580

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 104559840

約数和(自身を除く): 55878260

約数列:

[1, 2, 4, 5, 10, 20, 109, 137, 163, 218, 274, 326, 436, 545, 548, 652, 685, 815, 1090, 1370, 1630, 2180, 2740, 3260, 14933, 17767, 22331, 29866, 35534, 44662, 59732, 71068, 74665, 88835, 89324, 111655, 149330, 177670, 223310, 298660, 355340, 446620, 2434079, 4868158, 9736316, 12170395, 24340790, 48681580]

約数ペア:

[(1, 48681580), (2, 24340790), (4, 12170395), (5, 9736316), (10, 4868158), (20, 2434079), (109, 446620), (137, 355340), (163, 298660), (218, 223310), (274, 177670), (326, 149330), (436, 111655), (545, 89324), (548, 88835), (652, 74665), (685, 71068), (815, 59732), (1090, 44662), (1370, 35534), (1630, 29866), (2180, 22331), (2740, 17767), (3260, 14933)]