84376360

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{51449}}^1$

素因数の和:51501

約数の個数: 32

約数和(自身を含む): 194481000

約数和(自身を除く): 110104640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 51449, 102898, 205796, 257245, 411592, 514490, 1028980, 2057960, 2109409, 4218818, 8437636, 10547045, 16875272, 21094090, 42188180, 84376360]

約数ペア:

[(1, 84376360), (2, 42188180), (4, 21094090), (5, 16875272), (8, 10547045), (10, 8437636), (20, 4218818), (40, 2109409), (41, 2057960), (82, 1028980), (164, 514490), (205, 411592), (328, 257245), (410, 205796), (820, 102898), (1640, 51449)]