76207640

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{349}}^1$

素因数の和:516

約数の個数: 64

約数和(自身を含む): 176904000

約数和(自身を除く): 100696360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 103, 106, 206, 212, 265, 349, 412, 424, 515, 530, 698, 824, 1030, 1060, 1396, 1745, 2060, 2120, 2792, 3490, 4120, 5459, 6980, 10918, 13960, 18497, 21836, 27295, 35947, 36994, 43672, 54590, 71894, 73988, 92485, 109180, 143788, 147976, 179735, 184970, 218360, 287576, 359470, 369940, 718940, 739880, 1437880, 1905191, 3810382, 7620764, 9525955, 15241528, 19051910, 38103820, 76207640]

約数ペア:

[(1, 76207640), (2, 38103820), (4, 19051910), (5, 15241528), (8, 9525955), (10, 7620764), (20, 3810382), (40, 1905191), (53, 1437880), (103, 739880), (106, 718940), (206, 369940), (212, 359470), (265, 287576), (349, 218360), (412, 184970), (424, 179735), (515, 147976), (530, 143788), (698, 109180), (824, 92485), (1030, 73988), (1060, 71894), (1396, 54590), (1745, 43672), (2060, 36994), (2120, 35947), (2792, 27295), (3490, 21836), (4120, 18497), (5459, 13960), (6980, 10918)]