78174340

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{709}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 169974000

約数和(自身を除く): 91799660

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 149, 185, 298, 370, 596, 709, 740, 745, 1418, 1490, 2836, 2980, 3545, 5513, 7090, 11026, 14180, 22052, 26233, 27565, 52466, 55130, 104932, 105641, 110260, 131165, 211282, 262330, 422564, 524660, 528205, 1056410, 2112820, 3908717, 7817434, 15634868, 19543585, 39087170, 78174340]

約数ペア:

[(1, 78174340), (2, 39087170), (4, 19543585), (5, 15634868), (10, 7817434), (20, 3908717), (37, 2112820), (74, 1056410), (148, 528205), (149, 524660), (185, 422564), (298, 262330), (370, 211282), (596, 131165), (709, 110260), (740, 105641), (745, 104932), (1418, 55130), (1490, 52466), (2836, 27565), (2980, 26233), (3545, 22052), (5513, 14180), (7090, 11026)]