25393420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{967}}^1$

素因数の和:1090

約数の個数: 48

約数和(自身を含む): 58056768

約数和(自身を除く): 32663348

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 130, 202, 260, 404, 505, 967, 1010, 1313, 1934, 2020, 2626, 3868, 4835, 5252, 6565, 9670, 12571, 13130, 19340, 25142, 26260, 50284, 62855, 97667, 125710, 195334, 251420, 390668, 488335, 976670, 1269671, 1953340, 2539342, 5078684, 6348355, 12696710, 25393420]

約数ペア:

[(1, 25393420), (2, 12696710), (4, 6348355), (5, 5078684), (10, 2539342), (13, 1953340), (20, 1269671), (26, 976670), (52, 488335), (65, 390668), (101, 251420), (130, 195334), (202, 125710), (260, 97667), (404, 62855), (505, 50284), (967, 26260), (1010, 25142), (1313, 19340), (1934, 13130), (2020, 12571), (2626, 9670), (3868, 6565), (4835, 5252)]