65876240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:408

約数の個数: 80

約数和(自身を含む): 160275456

約数和(自身を除く): 94399216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 101, 124, 155, 202, 248, 263, 310, 404, 496, 505, 526, 620, 808, 1010, 1052, 1240, 1315, 1616, 2020, 2104, 2480, 2630, 3131, 4040, 4208, 5260, 6262, 8080, 8153, 10520, 12524, 15655, 16306, 21040, 25048, 26563, 31310, 32612, 40765, 50096, 53126, 62620, 65224, 81530, 106252, 125240, 130448, 132815, 163060, 212504, 250480, 265630, 326120, 425008, 531260, 652240, 823453, 1062520, 1646906, 2125040, 3293812, 4117265, 6587624, 8234530, 13175248, 16469060, 32938120, 65876240]

約数ペア:

[(1, 65876240), (2, 32938120), (4, 16469060), (5, 13175248), (8, 8234530), (10, 6587624), (16, 4117265), (20, 3293812), (31, 2125040), (40, 1646906), (62, 1062520), (80, 823453), (101, 652240), (124, 531260), (155, 425008), (202, 326120), (248, 265630), (263, 250480), (310, 212504), (404, 163060), (496, 132815), (505, 130448), (526, 125240), (620, 106252), (808, 81530), (1010, 65224), (1052, 62620), (1240, 53126), (1315, 50096), (1616, 40765), (2020, 32612), (2104, 31310), (2480, 26563), (2630, 25048), (3131, 21040), (4040, 16306), (4208, 15655), (5260, 12524), (6262, 10520), (8080, 8153)]