85719660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109897}}^1$

素因数の和:109922

約数の個数: 48

約数和(自身を含む): 258480096

約数和(自身を除く): 172760436

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 109897, 219794, 329691, 439588, 549485, 659382, 1098970, 1318764, 1428661, 1648455, 2197940, 2857322, 3296910, 4285983, 5714644, 6593820, 7143305, 8571966, 14286610, 17143932, 21429915, 28573220, 42859830, 85719660]

約数ペア:

[(1, 85719660), (2, 42859830), (3, 28573220), (4, 21429915), (5, 17143932), (6, 14286610), (10, 8571966), (12, 7143305), (13, 6593820), (15, 5714644), (20, 4285983), (26, 3296910), (30, 2857322), (39, 2197940), (52, 1648455), (60, 1428661), (65, 1318764), (78, 1098970), (130, 659382), (156, 549485), (195, 439588), (260, 329691), (390, 219794), (780, 109897)]