64919972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 126669312

約数和(自身を除く): 61749340

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 101, 188, 202, 263, 404, 526, 611, 1052, 1222, 1313, 2444, 2626, 3419, 4747, 5252, 6838, 9494, 12361, 13676, 18988, 24722, 26563, 49444, 53126, 61711, 106252, 123422, 160693, 246844, 321386, 345319, 642772, 690638, 1248461, 1381276, 2496922, 4993844, 16229993, 32459986, 64919972]

約数ペア:

[(1, 64919972), (2, 32459986), (4, 16229993), (13, 4993844), (26, 2496922), (47, 1381276), (52, 1248461), (94, 690638), (101, 642772), (188, 345319), (202, 321386), (263, 246844), (404, 160693), (526, 123422), (611, 106252), (1052, 61711), (1222, 53126), (1313, 49444), (2444, 26563), (2626, 24722), (3419, 18988), (4747, 13676), (5252, 12361), (6838, 9494)]