85163580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:260

約数の個数: 144

約数和(自身を含む): 268894080

約数和(自身を除く): 183730500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 79, 90, 106, 113, 158, 159, 180, 212, 226, 237, 265, 316, 318, 339, 395, 452, 474, 477, 530, 565, 636, 678, 711, 790, 795, 948, 954, 1017, 1060, 1130, 1185, 1356, 1422, 1580, 1590, 1695, 1908, 2034, 2260, 2370, 2385, 2844, 3180, 3390, 3555, 4068, 4187, 4740, 4770, 5085, 5989, 6780, 7110, 8374, 8927, 9540, 10170, 11978, 12561, 14220, 16748, 17854, 17967, 20340, 20935, 23956, 25122, 26781, 29945, 35708, 35934, 37683, 41870, 44635, 50244, 53562, 53901, 59890, 62805, 71868, 75366, 80343, 83740, 89270, 89835, 107124, 107802, 119780, 125610, 133905, 150732, 160686, 178540, 179670, 188415, 215604, 251220, 267810, 269505, 321372, 359340, 376830, 401715, 473131, 535620, 539010, 753660, 803430, 946262, 1078020, 1419393, 1606860, 1892524, 2365655, 2838786, 4258179, 4731310, 5677572, 7096965, 8516358, 9462620, 14193930, 17032716, 21290895, 28387860, 42581790, 85163580]

約数ペア:

[(1, 85163580), (2, 42581790), (3, 28387860), (4, 21290895), (5, 17032716), (6, 14193930), (9, 9462620), (10, 8516358), (12, 7096965), (15, 5677572), (18, 4731310), (20, 4258179), (30, 2838786), (36, 2365655), (45, 1892524), (53, 1606860), (60, 1419393), (79, 1078020), (90, 946262), (106, 803430), (113, 753660), (158, 539010), (159, 535620), (180, 473131), (212, 401715), (226, 376830), (237, 359340), (265, 321372), (316, 269505), (318, 267810), (339, 251220), (395, 215604), (452, 188415), (474, 179670), (477, 178540), (530, 160686), (565, 150732), (636, 133905), (678, 125610), (711, 119780), (790, 107802), (795, 107124), (948, 89835), (954, 89270), (1017, 83740), (1060, 80343), (1130, 75366), (1185, 71868), (1356, 62805), (1422, 59890), (1580, 53901), (1590, 53562), (1695, 50244), (1908, 44635), (2034, 41870), (2260, 37683), (2370, 35934), (2385, 35708), (2844, 29945), (3180, 26781), (3390, 25122), (3555, 23956), (4068, 20935), (4187, 20340), (4740, 17967), (4770, 17854), (5085, 16748), (5989, 14220), (6780, 12561), (7110, 11978), (8374, 10170), (8927, 9540)]