136965560

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{8539}}^1$

素因数の和:8951

約数の個数: 32

約数和(自身を含む): 308977200

約数和(自身を除く): 172011640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 802, 1604, 2005, 3208, 4010, 8020, 8539, 16040, 17078, 34156, 42695, 68312, 85390, 170780, 341560, 3424139, 6848278, 13696556, 17120695, 27393112, 34241390, 68482780, 136965560]

約数ペア:

[(1, 136965560), (2, 68482780), (4, 34241390), (5, 27393112), (8, 17120695), (10, 13696556), (20, 6848278), (40, 3424139), (401, 341560), (802, 170780), (1604, 85390), (2005, 68312), (3208, 42695), (4010, 34156), (8020, 17078), (8539, 16040)]