78356150

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:413

約数の個数: 48

約数和(自身を含む): 149990400

約数和(自身を除く): 71634250

約数列:

[1, 2, 5, 10, 25, 50, 79, 83, 158, 166, 239, 395, 415, 478, 790, 830, 1195, 1975, 2075, 2390, 3950, 4150, 5975, 6557, 11950, 13114, 18881, 19837, 32785, 37762, 39674, 65570, 94405, 99185, 163925, 188810, 198370, 327850, 472025, 495925, 944050, 991850, 1567123, 3134246, 7835615, 15671230, 39178075, 78356150]

約数ペア:

[(1, 78356150), (2, 39178075), (5, 15671230), (10, 7835615), (25, 3134246), (50, 1567123), (79, 991850), (83, 944050), (158, 495925), (166, 472025), (239, 327850), (395, 198370), (415, 188810), (478, 163925), (790, 99185), (830, 94405), (1195, 65570), (1975, 39674), (2075, 37762), (2390, 32785), (3950, 19837), (4150, 18881), (5975, 13114), (6557, 11950)]