7134650840

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{643}}^1\times {\mathrm{3907}}^1$

素因数の和:4632

約数の個数: 64

約数和(自身を含む): 16308552960

約数和(自身を除く): 9173902120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 643, 710, 1286, 1420, 2572, 2840, 3215, 3907, 5144, 6430, 7814, 12860, 15628, 19535, 25720, 31256, 39070, 45653, 78140, 91306, 156280, 182612, 228265, 277397, 365224, 456530, 554794, 913060, 1109588, 1386985, 1826120, 2219176, 2512201, 2773970, 5024402, 5547940, 10048804, 11095880, 12561005, 20097608, 25122010, 50244020, 100488040, 178366271, 356732542, 713465084, 891831355, 1426930168, 1783662710, 3567325420, 7134650840]

約数ペア:

[(1, 7134650840), (2, 3567325420), (4, 1783662710), (5, 1426930168), (8, 891831355), (10, 713465084), (20, 356732542), (40, 178366271), (71, 100488040), (142, 50244020), (284, 25122010), (355, 20097608), (568, 12561005), (643, 11095880), (710, 10048804), (1286, 5547940), (1420, 5024402), (2572, 2773970), (2840, 2512201), (3215, 2219176), (3907, 1826120), (5144, 1386985), (6430, 1109588), (7814, 913060), (12860, 554794), (15628, 456530), (19535, 365224), (25720, 277397), (31256, 228265), (39070, 182612), (45653, 156280), (78140, 91306)]