26534960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:318

約数の個数: 80

約数和(自身を含む): 66290400

約数和(自身を除く): 39755440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 109, 136, 170, 179, 218, 272, 340, 358, 436, 545, 680, 716, 872, 895, 1090, 1360, 1432, 1744, 1790, 1853, 2180, 2864, 3043, 3580, 3706, 4360, 6086, 7160, 7412, 8720, 9265, 12172, 14320, 14824, 15215, 18530, 19511, 24344, 29648, 30430, 37060, 39022, 48688, 60860, 74120, 78044, 97555, 121720, 148240, 156088, 195110, 243440, 312176, 331687, 390220, 663374, 780440, 1326748, 1560880, 1658435, 2653496, 3316870, 5306992, 6633740, 13267480, 26534960]

約数ペア:

[(1, 26534960), (2, 13267480), (4, 6633740), (5, 5306992), (8, 3316870), (10, 2653496), (16, 1658435), (17, 1560880), (20, 1326748), (34, 780440), (40, 663374), (68, 390220), (80, 331687), (85, 312176), (109, 243440), (136, 195110), (170, 156088), (179, 148240), (218, 121720), (272, 97555), (340, 78044), (358, 74120), (436, 60860), (545, 48688), (680, 39022), (716, 37060), (872, 30430), (895, 29648), (1090, 24344), (1360, 19511), (1432, 18530), (1744, 15215), (1790, 14824), (1853, 14320), (2180, 12172), (2864, 9265), (3043, 8720), (3580, 7412), (3706, 7160), (4360, 6086)]