81436460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{34217}}^1$

素因数の和:34250

約数の個数: 48

約数和(自身を含む): 206950464

約数和(自身を除く): 125514004

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 34217, 68434, 136868, 171085, 239519, 342170, 479038, 581689, 684340, 958076, 1163378, 1197595, 2326756, 2395190, 2908445, 4071823, 4790380, 5816890, 8143646, 11633780, 16287292, 20359115, 40718230, 81436460]

約数ペア:

[(1, 81436460), (2, 40718230), (4, 20359115), (5, 16287292), (7, 11633780), (10, 8143646), (14, 5816890), (17, 4790380), (20, 4071823), (28, 2908445), (34, 2395190), (35, 2326756), (68, 1197595), (70, 1163378), (85, 958076), (119, 684340), (140, 581689), (170, 479038), (238, 342170), (340, 239519), (476, 171085), (595, 136868), (1190, 68434), (2380, 34217)]