104688040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{153953}}^1$

素因数の和:153981

約数の個数: 32

約数和(自身を含む): 249405480

約数和(自身を除く): 144717440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 153953, 307906, 615812, 769765, 1231624, 1539530, 2617201, 3079060, 5234402, 6158120, 10468804, 13086005, 20937608, 26172010, 52344020, 104688040]

約数ペア:

[(1, 104688040), (2, 52344020), (4, 26172010), (5, 20937608), (8, 13086005), (10, 10468804), (17, 6158120), (20, 5234402), (34, 3079060), (40, 2617201), (68, 1539530), (85, 1231624), (136, 769765), (170, 615812), (340, 307906), (680, 153953)]