51529520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1$

素因数の和:235

約数の個数: 160

約数和(自身を含む): 149990400

約数和(自身を除く): 98460880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 29, 35, 38, 40, 56, 58, 70, 76, 80, 95, 112, 116, 133, 140, 145, 152, 167, 190, 203, 232, 266, 280, 290, 304, 334, 380, 406, 464, 532, 551, 560, 580, 665, 668, 760, 812, 835, 1015, 1064, 1102, 1160, 1169, 1330, 1336, 1520, 1624, 1670, 2030, 2128, 2204, 2320, 2338, 2660, 2672, 2755, 3173, 3248, 3340, 3857, 4060, 4408, 4676, 4843, 5320, 5510, 5845, 6346, 6680, 7714, 8120, 8816, 9352, 9686, 10640, 11020, 11690, 12692, 13360, 15428, 15865, 16240, 18704, 19285, 19372, 22040, 22211, 23380, 24215, 25384, 30856, 31730, 33901, 38570, 38744, 44080, 44422, 46760, 48430, 50768, 61712, 63460, 67802, 77140, 77488, 88844, 92017, 93520, 96860, 111055, 126920, 135604, 154280, 169505, 177688, 184034, 193720, 222110, 253840, 271208, 308560, 339010, 355376, 368068, 387440, 444220, 460085, 542416, 644119, 678020, 736136, 888440, 920170, 1288238, 1356040, 1472272, 1776880, 1840340, 2576476, 2712080, 3220595, 3680680, 5152952, 6441190, 7361360, 10305904, 12882380, 25764760, 51529520]

約数ペア:

[(1, 51529520), (2, 25764760), (4, 12882380), (5, 10305904), (7, 7361360), (8, 6441190), (10, 5152952), (14, 3680680), (16, 3220595), (19, 2712080), (20, 2576476), (28, 1840340), (29, 1776880), (35, 1472272), (38, 1356040), (40, 1288238), (56, 920170), (58, 888440), (70, 736136), (76, 678020), (80, 644119), (95, 542416), (112, 460085), (116, 444220), (133, 387440), (140, 368068), (145, 355376), (152, 339010), (167, 308560), (190, 271208), (203, 253840), (232, 222110), (266, 193720), (280, 184034), (290, 177688), (304, 169505), (334, 154280), (380, 135604), (406, 126920), (464, 111055), (532, 96860), (551, 93520), (560, 92017), (580, 88844), (665, 77488), (668, 77140), (760, 67802), (812, 63460), (835, 61712), (1015, 50768), (1064, 48430), (1102, 46760), (1160, 44422), (1169, 44080), (1330, 38744), (1336, 38570), (1520, 33901), (1624, 31730), (1670, 30856), (2030, 25384), (2128, 24215), (2204, 23380), (2320, 22211), (2338, 22040), (2660, 19372), (2672, 19285), (2755, 18704), (3173, 16240), (3248, 15865), (3340, 15428), (3857, 13360), (4060, 12692), (4408, 11690), (4676, 11020), (4843, 10640), (5320, 9686), (5510, 9352), (5845, 8816), (6346, 8120), (6680, 7714)]