71206256

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{421}}^1$

素因数の和:502

約数の個数: 60

約数和(自身を含む): 155885112

約数和(自身を除く): 84678856

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 421, 496, 682, 842, 961, 1364, 1684, 1922, 2728, 3368, 3844, 4631, 5456, 6736, 7688, 9262, 10571, 13051, 15376, 18524, 21142, 26102, 37048, 42284, 52204, 74096, 84568, 104408, 143561, 169136, 208816, 287122, 404581, 574244, 809162, 1148488, 1618324, 2296976, 3236648, 4450391, 6473296, 8900782, 17801564, 35603128, 71206256]

約数ペア:

[(1, 71206256), (2, 35603128), (4, 17801564), (8, 8900782), (11, 6473296), (16, 4450391), (22, 3236648), (31, 2296976), (44, 1618324), (62, 1148488), (88, 809162), (124, 574244), (176, 404581), (248, 287122), (341, 208816), (421, 169136), (496, 143561), (682, 104408), (842, 84568), (961, 74096), (1364, 52204), (1684, 42284), (1922, 37048), (2728, 26102), (3368, 21142), (3844, 18524), (4631, 15376), (5456, 13051), (6736, 10571), (7688, 9262)]