78035860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2801}}^1$

素因数の和:3016

約数の個数: 48

約数和(自身を含む): 188294400

約数和(自身を除く): 110258540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199, 398, 796, 995, 1393, 1990, 2786, 2801, 3980, 5572, 5602, 6965, 11204, 13930, 14005, 19607, 27860, 28010, 39214, 56020, 78428, 98035, 196070, 392140, 557399, 1114798, 2229596, 2786995, 3901793, 5573990, 7803586, 11147980, 15607172, 19508965, 39017930, 78035860]

約数ペア:

[(1, 78035860), (2, 39017930), (4, 19508965), (5, 15607172), (7, 11147980), (10, 7803586), (14, 5573990), (20, 3901793), (28, 2786995), (35, 2229596), (70, 1114798), (140, 557399), (199, 392140), (398, 196070), (796, 98035), (995, 78428), (1393, 56020), (1990, 39214), (2786, 28010), (2801, 27860), (3980, 19607), (5572, 14005), (5602, 13930), (6965, 11204)]