78125456

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{5081}}^1$

素因数の和:5151

約数の個数: 30

約数和(自身を含む): 156439206

約数和(自身を除く): 78313750

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 961, 1922, 3844, 5081, 7688, 10162, 15376, 20324, 40648, 81296, 157511, 315022, 630044, 1260088, 2520176, 4882841, 9765682, 19531364, 39062728, 78125456]

約数ペア:

[(1, 78125456), (2, 39062728), (4, 19531364), (8, 9765682), (16, 4882841), (31, 2520176), (62, 1260088), (124, 630044), (248, 315022), (496, 157511), (961, 81296), (1922, 40648), (3844, 20324), (5081, 15376), (7688, 10162)]