66777904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{2531}}^1$

素因数の和:2653

約数の個数: 40

約数和(自身を含む): 138459888

約数和(自身を除く): 71681984

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 97, 136, 194, 272, 388, 776, 1552, 1649, 2531, 3298, 5062, 6596, 10124, 13192, 20248, 26384, 40496, 43027, 86054, 172108, 245507, 344216, 491014, 688432, 982028, 1964056, 3928112, 4173619, 8347238, 16694476, 33388952, 66777904]

約数ペア:

[(1, 66777904), (2, 33388952), (4, 16694476), (8, 8347238), (16, 4173619), (17, 3928112), (34, 1964056), (68, 982028), (97, 688432), (136, 491014), (194, 344216), (272, 245507), (388, 172108), (776, 86054), (1552, 43027), (1649, 40496), (2531, 26384), (3298, 20248), (5062, 13192), (6596, 10124)]