159659440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53939}}^1$

素因数の和:53989

約数の個数: 40

約数和(自身を含む): 381247920

約数和(自身を除く): 221588480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 53939, 107878, 215756, 269695, 431512, 539390, 863024, 1078780, 1995743, 2157560, 3991486, 4315120, 7982972, 9978715, 15965944, 19957430, 31931888, 39914860, 79829720, 159659440]

約数ペア:

[(1, 159659440), (2, 79829720), (4, 39914860), (5, 31931888), (8, 19957430), (10, 15965944), (16, 9978715), (20, 7982972), (37, 4315120), (40, 3991486), (74, 2157560), (80, 1995743), (148, 1078780), (185, 863024), (296, 539390), (370, 431512), (592, 269695), (740, 215756), (1480, 107878), (2960, 53939)]