79716520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1847}}^1$

素因数の和:1954

約数の個数: 64

約数和(自身を含む): 195592320

約数和(自身を除く): 115875800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 83, 104, 130, 166, 260, 332, 415, 520, 664, 830, 1079, 1660, 1847, 2158, 3320, 3694, 4316, 5395, 7388, 8632, 9235, 10790, 14776, 18470, 21580, 24011, 36940, 43160, 48022, 73880, 96044, 120055, 153301, 192088, 240110, 306602, 480220, 613204, 766505, 960440, 1226408, 1533010, 1992913, 3066020, 3985826, 6132040, 7971652, 9964565, 15943304, 19929130, 39858260, 79716520]

約数ペア:

[(1, 79716520), (2, 39858260), (4, 19929130), (5, 15943304), (8, 9964565), (10, 7971652), (13, 6132040), (20, 3985826), (26, 3066020), (40, 1992913), (52, 1533010), (65, 1226408), (83, 960440), (104, 766505), (130, 613204), (166, 480220), (260, 306602), (332, 240110), (415, 192088), (520, 153301), (664, 120055), (830, 96044), (1079, 73880), (1660, 48022), (1847, 43160), (2158, 36940), (3320, 24011), (3694, 21580), (4316, 18470), (5395, 14776), (7388, 10790), (8632, 9235)]