71245660

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{383}}^1$

素因数の和:594

約数の個数: 48

約数和(自身を含む): 153280512

約数和(自身を除く): 82034852

約数列:

[1, 2, 4, 5, 10, 20, 71, 131, 142, 262, 284, 355, 383, 524, 655, 710, 766, 1310, 1420, 1532, 1915, 2620, 3830, 7660, 9301, 18602, 27193, 37204, 46505, 50173, 54386, 93010, 100346, 108772, 135965, 186020, 200692, 250865, 271930, 501730, 543860, 1003460, 3562283, 7124566, 14249132, 17811415, 35622830, 71245660]

約数ペア:

[(1, 71245660), (2, 35622830), (4, 17811415), (5, 14249132), (10, 7124566), (20, 3562283), (71, 1003460), (131, 543860), (142, 501730), (262, 271930), (284, 250865), (355, 200692), (383, 186020), (524, 135965), (655, 108772), (710, 100346), (766, 93010), (1310, 54386), (1420, 50173), (1532, 46505), (1915, 37204), (2620, 27193), (3830, 18602), (7660, 9301)]