25107170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 53343360

約数和(自身を除く): 28236190

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 41, 55, 82, 95, 110, 190, 205, 209, 293, 410, 418, 451, 586, 779, 902, 1045, 1465, 1558, 2090, 2255, 2930, 3223, 3895, 4510, 5567, 6446, 7790, 8569, 11134, 12013, 16115, 17138, 24026, 27835, 32230, 42845, 55670, 60065, 61237, 85690, 120130, 122474, 132143, 228247, 264286, 306185, 456494, 612370, 660715, 1141235, 1321430, 2282470, 2510717, 5021434, 12553585, 25107170]

約数ペア:

[(1, 25107170), (2, 12553585), (5, 5021434), (10, 2510717), (11, 2282470), (19, 1321430), (22, 1141235), (38, 660715), (41, 612370), (55, 456494), (82, 306185), (95, 264286), (110, 228247), (190, 132143), (205, 122474), (209, 120130), (293, 85690), (410, 61237), (418, 60065), (451, 55670), (586, 42845), (779, 32230), (902, 27835), (1045, 24026), (1465, 17138), (1558, 16115), (2090, 12013), (2255, 11134), (2930, 8569), (3223, 7790), (3895, 6446), (4510, 5567)]