261670070

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1\times {\mathrm{1277}}^1$

素因数の和:1976

約数の個数: 32

約数和(自身を含む): 487316736

約数和(自身を除く): 225646666

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 661, 1277, 1322, 2554, 3305, 6385, 6610, 12770, 20491, 39587, 40982, 79174, 102455, 197935, 204910, 395870, 844097, 1688194, 4220485, 8440970, 26167007, 52334014, 130835035, 261670070]

約数ペア:

[(1, 261670070), (2, 130835035), (5, 52334014), (10, 26167007), (31, 8440970), (62, 4220485), (155, 1688194), (310, 844097), (661, 395870), (1277, 204910), (1322, 197935), (2554, 102455), (3305, 79174), (6385, 40982), (6610, 39587), (12770, 20491)]