80009140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{7591}}^1$

素因数の和:7648

約数の個数: 48

約数和(自身を含む): 183665664

約数和(自身を除く): 103656524

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 2108, 2635, 5270, 7591, 10540, 15182, 30364, 37955, 75910, 129047, 151820, 235321, 258094, 470642, 516188, 645235, 941284, 1176605, 1290470, 2353210, 2580940, 4000457, 4706420, 8000914, 16001828, 20002285, 40004570, 80009140]

約数ペア:

[(1, 80009140), (2, 40004570), (4, 20002285), (5, 16001828), (10, 8000914), (17, 4706420), (20, 4000457), (31, 2580940), (34, 2353210), (62, 1290470), (68, 1176605), (85, 941284), (124, 645235), (155, 516188), (170, 470642), (310, 258094), (340, 235321), (527, 151820), (620, 129047), (1054, 75910), (2108, 37955), (2635, 30364), (5270, 15182), (7591, 10540)]