268953920

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{10639}}^1$

素因数の和:10735

約数の個数: 56

約数和(自身を含む): 648614400

約数和(自身を除く): 379660480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 790, 1264, 1580, 2528, 3160, 5056, 6320, 10639, 12640, 21278, 25280, 42556, 53195, 85112, 106390, 170224, 212780, 340448, 425560, 680896, 840481, 851120, 1680962, 1702240, 3361924, 3404480, 4202405, 6723848, 8404810, 13447696, 16809620, 26895392, 33619240, 53790784, 67238480, 134476960, 268953920]

約数ペア:

[(1, 268953920), (2, 134476960), (4, 67238480), (5, 53790784), (8, 33619240), (10, 26895392), (16, 16809620), (20, 13447696), (32, 8404810), (40, 6723848), (64, 4202405), (79, 3404480), (80, 3361924), (158, 1702240), (160, 1680962), (316, 851120), (320, 840481), (395, 680896), (632, 425560), (790, 340448), (1264, 212780), (1580, 170224), (2528, 106390), (3160, 85112), (5056, 53195), (6320, 42556), (10639, 25280), (12640, 21278)]