64898072

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{1019}}^1$

素因数の和:1463

約数の個数: 32

約数和(自身を含む): 128520000

約数和(自身を除く): 63621928

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 419, 838, 1019, 1676, 2038, 3352, 4076, 7961, 8152, 15922, 19361, 31844, 38722, 63688, 77444, 154888, 426961, 853922, 1707844, 3415688, 8112259, 16224518, 32449036, 64898072]

約数ペア:

[(1, 64898072), (2, 32449036), (4, 16224518), (8, 8112259), (19, 3415688), (38, 1707844), (76, 853922), (152, 426961), (419, 154888), (838, 77444), (1019, 63688), (1676, 38722), (2038, 31844), (3352, 19361), (4076, 15922), (7961, 8152)]