25909240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13219}}^1$

素因数の和:13244

約数の個数: 48

約数和(自身を含む): 67818600

約数和(自身を除く): 41909360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 13219, 26438, 52876, 66095, 92533, 105752, 132190, 185066, 264380, 370132, 462665, 528760, 647731, 740264, 925330, 1295462, 1850660, 2590924, 3238655, 3701320, 5181848, 6477310, 12954620, 25909240]

約数ペア:

[(1, 25909240), (2, 12954620), (4, 6477310), (5, 5181848), (7, 3701320), (8, 3238655), (10, 2590924), (14, 1850660), (20, 1295462), (28, 925330), (35, 740264), (40, 647731), (49, 528760), (56, 462665), (70, 370132), (98, 264380), (140, 185066), (196, 132190), (245, 105752), (280, 92533), (392, 66095), (490, 52876), (980, 26438), (1960, 13219)]