25730408

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1399}}^1$

素因数の和:1446

約数の個数: 48

約数和(自身を含む): 55860000

約数和(自身を除く): 30129592

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 121, 152, 209, 242, 418, 484, 836, 968, 1399, 1672, 2299, 2798, 4598, 5596, 9196, 11192, 15389, 18392, 26581, 30778, 53162, 61556, 106324, 123112, 169279, 212648, 292391, 338558, 584782, 677116, 1169564, 1354232, 2339128, 3216301, 6432602, 12865204, 25730408]

約数ペア:

[(1, 25730408), (2, 12865204), (4, 6432602), (8, 3216301), (11, 2339128), (19, 1354232), (22, 1169564), (38, 677116), (44, 584782), (76, 338558), (88, 292391), (121, 212648), (152, 169279), (209, 123112), (242, 106324), (418, 61556), (484, 53162), (836, 30778), (968, 26581), (1399, 18392), (1672, 15389), (2299, 11192), (2798, 9196), (4598, 5596)]