54202820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 144789120

約数和(自身を除く): 90586300

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 41, 49, 70, 71, 76, 82, 95, 98, 133, 140, 142, 164, 190, 196, 205, 245, 266, 284, 287, 355, 380, 410, 490, 497, 532, 574, 665, 710, 779, 820, 931, 980, 994, 1148, 1330, 1349, 1420, 1435, 1558, 1862, 1988, 2009, 2485, 2660, 2698, 2870, 2911, 3116, 3479, 3724, 3895, 4018, 4655, 4970, 5396, 5453, 5740, 5822, 6745, 6958, 7790, 8036, 9310, 9443, 9940, 10045, 10906, 11644, 13490, 13916, 14555, 15580, 17395, 18620, 18886, 20090, 20377, 21812, 26980, 27265, 29110, 34790, 37772, 38171, 40180, 40754, 47215, 54530, 55309, 58220, 66101, 69580, 76342, 81508, 94430, 101885, 109060, 110618, 132202, 142639, 152684, 188860, 190855, 203770, 221236, 264404, 276545, 285278, 330505, 381710, 387163, 407540, 553090, 570556, 661010, 713195, 763420, 774326, 1106180, 1322020, 1426390, 1548652, 1935815, 2710141, 2852780, 3871630, 5420282, 7743260, 10840564, 13550705, 27101410, 54202820]

約数ペア:

[(1, 54202820), (2, 27101410), (4, 13550705), (5, 10840564), (7, 7743260), (10, 5420282), (14, 3871630), (19, 2852780), (20, 2710141), (28, 1935815), (35, 1548652), (38, 1426390), (41, 1322020), (49, 1106180), (70, 774326), (71, 763420), (76, 713195), (82, 661010), (95, 570556), (98, 553090), (133, 407540), (140, 387163), (142, 381710), (164, 330505), (190, 285278), (196, 276545), (205, 264404), (245, 221236), (266, 203770), (284, 190855), (287, 188860), (355, 152684), (380, 142639), (410, 132202), (490, 110618), (497, 109060), (532, 101885), (574, 94430), (665, 81508), (710, 76342), (779, 69580), (820, 66101), (931, 58220), (980, 55309), (994, 54530), (1148, 47215), (1330, 40754), (1349, 40180), (1420, 38171), (1435, 37772), (1558, 34790), (1862, 29110), (1988, 27265), (2009, 26980), (2485, 21812), (2660, 20377), (2698, 20090), (2870, 18886), (2911, 18620), (3116, 17395), (3479, 15580), (3724, 14555), (3895, 13916), (4018, 13490), (4655, 11644), (4970, 10906), (5396, 10045), (5453, 9940), (5740, 9443), (5822, 9310), (6745, 8036), (6958, 7790)]