76728640

素因数分解:

$2^6\times 5^1\times {\mathrm{347}}^1\times {\mathrm{691}}^1$

素因数の和:1055

約数の個数: 56

約数和(自身を含む): 183501792

約数和(自身を除く): 106773152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 347, 691, 694, 1382, 1388, 1735, 2764, 2776, 3455, 3470, 5528, 5552, 6910, 6940, 11056, 11104, 13820, 13880, 22112, 22208, 27640, 27760, 44224, 55280, 55520, 110560, 111040, 221120, 239777, 479554, 959108, 1198885, 1918216, 2397770, 3836432, 4795540, 7672864, 9591080, 15345728, 19182160, 38364320, 76728640]

約数ペア:

[(1, 76728640), (2, 38364320), (4, 19182160), (5, 15345728), (8, 9591080), (10, 7672864), (16, 4795540), (20, 3836432), (32, 2397770), (40, 1918216), (64, 1198885), (80, 959108), (160, 479554), (320, 239777), (347, 221120), (691, 111040), (694, 110560), (1382, 55520), (1388, 55280), (1735, 44224), (2764, 27760), (2776, 27640), (3455, 22208), (3470, 22112), (5528, 13880), (5552, 13820), (6910, 11104), (6940, 11056)]