31288160

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11503}}^1$

素因数の和:11535

約数の個数: 48

約数和(自身を含む): 78273216

約数和(自身を除く): 46985056

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 11503, 23006, 46012, 57515, 92024, 115030, 184048, 195551, 230060, 368096, 391102, 460120, 782204, 920240, 977755, 1564408, 1840480, 1955510, 3128816, 3911020, 6257632, 7822040, 15644080, 31288160]

約数ペア:

[(1, 31288160), (2, 15644080), (4, 7822040), (5, 6257632), (8, 3911020), (10, 3128816), (16, 1955510), (17, 1840480), (20, 1564408), (32, 977755), (34, 920240), (40, 782204), (68, 460120), (80, 391102), (85, 368096), (136, 230060), (160, 195551), (170, 184048), (272, 115030), (340, 92024), (544, 57515), (680, 46012), (1360, 23006), (2720, 11503)]