65854520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1523}}^1$

素因数の和:1604

約数の個数: 64

約数和(自身を含む): 158008320

約数和(自身を除く): 92153800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 47, 92, 94, 115, 184, 188, 230, 235, 376, 460, 470, 920, 940, 1081, 1523, 1880, 2162, 3046, 4324, 5405, 6092, 7615, 8648, 10810, 12184, 15230, 21620, 30460, 35029, 43240, 60920, 70058, 71581, 140116, 143162, 175145, 280232, 286324, 350290, 357905, 572648, 700580, 715810, 1401160, 1431620, 1646363, 2863240, 3292726, 6585452, 8231815, 13170904, 16463630, 32927260, 65854520]

約数ペア:

[(1, 65854520), (2, 32927260), (4, 16463630), (5, 13170904), (8, 8231815), (10, 6585452), (20, 3292726), (23, 2863240), (40, 1646363), (46, 1431620), (47, 1401160), (92, 715810), (94, 700580), (115, 572648), (184, 357905), (188, 350290), (230, 286324), (235, 280232), (376, 175145), (460, 143162), (470, 140116), (920, 71581), (940, 70058), (1081, 60920), (1523, 43240), (1880, 35029), (2162, 30460), (3046, 21620), (4324, 15230), (5405, 12184), (6092, 10810), (7615, 8648)]