76520980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{2549}}^1$

素因数の和:2656

約数の個数: 48

約数和(自身を含む): 171360000

約数和(自身を除く): 94839020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 790, 1501, 1580, 2549, 3002, 5098, 6004, 7505, 10196, 12745, 15010, 25490, 30020, 48431, 50980, 96862, 193724, 201371, 242155, 402742, 484310, 805484, 968620, 1006855, 2013710, 3826049, 4027420, 7652098, 15304196, 19130245, 38260490, 76520980]

約数ペア:

[(1, 76520980), (2, 38260490), (4, 19130245), (5, 15304196), (10, 7652098), (19, 4027420), (20, 3826049), (38, 2013710), (76, 1006855), (79, 968620), (95, 805484), (158, 484310), (190, 402742), (316, 242155), (380, 201371), (395, 193724), (790, 96862), (1501, 50980), (1580, 48431), (2549, 30020), (3002, 25490), (5098, 15010), (6004, 12745), (7505, 10196)]