77851120

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{7001}}^1$

素因数の和:7153

約数の個数: 40

約数和(自身を含む): 182332080

約数和(自身を除く): 104480960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 7001, 11120, 14002, 28004, 35005, 56008, 70010, 112016, 140020, 280040, 560080, 973139, 1946278, 3892556, 4865695, 7785112, 9731390, 15570224, 19462780, 38925560, 77851120]

約数ペア:

[(1, 77851120), (2, 38925560), (4, 19462780), (5, 15570224), (8, 9731390), (10, 7785112), (16, 4865695), (20, 3892556), (40, 1946278), (80, 973139), (139, 560080), (278, 280040), (556, 140020), (695, 112016), (1112, 70010), (1390, 56008), (2224, 35005), (2780, 28004), (5560, 14002), (7001, 11120)]