71856080

素因数分解:

$2^4\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2309}}^1$

素因数の和:2711

約数の個数: 40

約数和(自身を含む): 167567400

約数和(自身を除く): 95711320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 389, 778, 1556, 1945, 2309, 3112, 3890, 4618, 6224, 7780, 9236, 11545, 15560, 18472, 23090, 31120, 36944, 46180, 92360, 184720, 898201, 1796402, 3592804, 4491005, 7185608, 8982010, 14371216, 17964020, 35928040, 71856080]

約数ペア:

[(1, 71856080), (2, 35928040), (4, 17964020), (5, 14371216), (8, 8982010), (10, 7185608), (16, 4491005), (20, 3592804), (40, 1796402), (80, 898201), (389, 184720), (778, 92360), (1556, 46180), (1945, 36944), (2309, 31120), (3112, 23090), (3890, 18472), (4618, 15560), (6224, 11545), (7780, 9236)]