77420420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{50273}}^1$

素因数の和:50300

約数の個数: 48

約数和(自身を含む): 202704768

約数和(自身を除く): 125284348

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 50273, 100546, 201092, 251365, 351911, 502730, 553003, 703822, 1005460, 1106006, 1407644, 1759555, 2212012, 2765015, 3519110, 3871021, 5530030, 7038220, 7742042, 11060060, 15484084, 19355105, 38710210, 77420420]

約数ペア:

[(1, 77420420), (2, 38710210), (4, 19355105), (5, 15484084), (7, 11060060), (10, 7742042), (11, 7038220), (14, 5530030), (20, 3871021), (22, 3519110), (28, 2765015), (35, 2212012), (44, 1759555), (55, 1407644), (70, 1106006), (77, 1005460), (110, 703822), (140, 553003), (154, 502730), (220, 351911), (308, 251365), (385, 201092), (770, 100546), (1540, 50273)]