78905060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1933}}^1$

素因数の和:2112

約数の個数: 48

約数和(自身を含む): 179676336

約数和(自身を除く): 100771276

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 157, 260, 314, 628, 785, 1570, 1933, 2041, 3140, 3866, 4082, 7732, 8164, 9665, 10205, 19330, 20410, 25129, 38660, 40820, 50258, 100516, 125645, 251290, 303481, 502580, 606962, 1213924, 1517405, 3034810, 3945253, 6069620, 7890506, 15781012, 19726265, 39452530, 78905060]

約数ペア:

[(1, 78905060), (2, 39452530), (4, 19726265), (5, 15781012), (10, 7890506), (13, 6069620), (20, 3945253), (26, 3034810), (52, 1517405), (65, 1213924), (130, 606962), (157, 502580), (260, 303481), (314, 251290), (628, 125645), (785, 100516), (1570, 50258), (1933, 40820), (2041, 38660), (3140, 25129), (3866, 20410), (4082, 19330), (7732, 10205), (8164, 9665)]