79540640

素因数分解:

$2^5\times 5^1\times {\mathrm{563}}^1\times {\mathrm{883}}^1$

素因数の和:1461

約数の個数: 48

約数和(自身を含む): 188461728

約数和(自身を除く): 108921088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 563, 883, 1126, 1766, 2252, 2815, 3532, 4415, 4504, 5630, 7064, 8830, 9008, 11260, 14128, 17660, 18016, 22520, 28256, 35320, 45040, 70640, 90080, 141280, 497129, 994258, 1988516, 2485645, 3977032, 4971290, 7954064, 9942580, 15908128, 19885160, 39770320, 79540640]

約数ペア:

[(1, 79540640), (2, 39770320), (4, 19885160), (5, 15908128), (8, 9942580), (10, 7954064), (16, 4971290), (20, 3977032), (32, 2485645), (40, 1988516), (80, 994258), (160, 497129), (563, 141280), (883, 90080), (1126, 70640), (1766, 45040), (2252, 35320), (2815, 28256), (3532, 22520), (4415, 18016), (4504, 17660), (5630, 14128), (7064, 11260), (8830, 9008)]