86835920

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{25243}}^1$

素因数の和:25299

約数の個数: 40

約数和(自身を含む): 206596896

約数和(自身を除く): 119760976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 25243, 50486, 100972, 126215, 201944, 252430, 403888, 504860, 1009720, 1085449, 2019440, 2170898, 4341796, 5427245, 8683592, 10854490, 17367184, 21708980, 43417960, 86835920]

約数ペア:

[(1, 86835920), (2, 43417960), (4, 21708980), (5, 17367184), (8, 10854490), (10, 8683592), (16, 5427245), (20, 4341796), (40, 2170898), (43, 2019440), (80, 1085449), (86, 1009720), (172, 504860), (215, 403888), (344, 252430), (430, 201944), (688, 126215), (860, 100972), (1720, 50486), (3440, 25243)]