78389636

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{1901}}^1$

素因数の和:1992

約数の個数: 36

約数和(自身を含む): 151060644

約数和(自身を除く): 72671008

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 169, 244, 338, 676, 793, 1586, 1901, 3172, 3802, 7604, 10309, 20618, 24713, 41236, 49426, 98852, 115961, 231922, 321269, 463844, 642538, 1285076, 1507493, 3014986, 6029972, 19597409, 39194818, 78389636]

約数ペア:

[(1, 78389636), (2, 39194818), (4, 19597409), (13, 6029972), (26, 3014986), (52, 1507493), (61, 1285076), (122, 642538), (169, 463844), (244, 321269), (338, 231922), (676, 115961), (793, 98852), (1586, 49426), (1901, 41236), (3172, 24713), (3802, 20618), (7604, 10309)]