80756120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1153}}^1$

素因数の和:1284

約数の個数: 64

約数和(自身を含む): 194425920

約数和(自身を除く): 113669800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 103, 136, 170, 206, 340, 412, 515, 680, 824, 1030, 1153, 1751, 2060, 2306, 3502, 4120, 4612, 5765, 7004, 8755, 9224, 11530, 14008, 17510, 19601, 23060, 35020, 39202, 46120, 70040, 78404, 98005, 118759, 156808, 196010, 237518, 392020, 475036, 593795, 784040, 950072, 1187590, 2018903, 2375180, 4037806, 4750360, 8075612, 10094515, 16151224, 20189030, 40378060, 80756120]

約数ペア:

[(1, 80756120), (2, 40378060), (4, 20189030), (5, 16151224), (8, 10094515), (10, 8075612), (17, 4750360), (20, 4037806), (34, 2375180), (40, 2018903), (68, 1187590), (85, 950072), (103, 784040), (136, 593795), (170, 475036), (206, 392020), (340, 237518), (412, 196010), (515, 156808), (680, 118759), (824, 98005), (1030, 78404), (1153, 70040), (1751, 46120), (2060, 39202), (2306, 35020), (3502, 23060), (4120, 19601), (4612, 17510), (5765, 14008), (7004, 11530), (8755, 9224)]