55138480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{40543}}^1$

素因数の和:40573

約数の個数: 40

約数和(自身を含む): 135741312

約数和(自身を除く): 80602832

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 40543, 81086, 162172, 202715, 324344, 405430, 648688, 689231, 810860, 1378462, 1621720, 2756924, 3243440, 3446155, 5513848, 6892310, 11027696, 13784620, 27569240, 55138480]

約数ペア:

[(1, 55138480), (2, 27569240), (4, 13784620), (5, 11027696), (8, 6892310), (10, 5513848), (16, 3446155), (17, 3243440), (20, 2756924), (34, 1621720), (40, 1378462), (68, 810860), (80, 689231), (85, 648688), (136, 405430), (170, 324344), (272, 202715), (340, 162172), (680, 81086), (1360, 40543)]