66960400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:273

約数の個数: 120

約数和(自身を含む): 176516480

約数和(自身を除く): 109556080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 79, 80, 100, 104, 130, 158, 163, 200, 208, 260, 316, 325, 326, 395, 400, 520, 632, 650, 652, 790, 815, 1027, 1040, 1264, 1300, 1304, 1580, 1630, 1975, 2054, 2119, 2600, 2608, 3160, 3260, 3950, 4075, 4108, 4238, 5135, 5200, 6320, 6520, 7900, 8150, 8216, 8476, 10270, 10595, 12877, 13040, 15800, 16300, 16432, 16952, 20540, 21190, 25675, 25754, 31600, 32600, 33904, 41080, 42380, 51350, 51508, 52975, 64385, 65200, 82160, 84760, 102700, 103016, 105950, 128770, 167401, 169520, 205400, 206032, 211900, 257540, 321925, 334802, 410800, 423800, 515080, 643850, 669604, 837005, 847600, 1030160, 1287700, 1339208, 1674010, 2575400, 2678416, 3348020, 4185025, 5150800, 6696040, 8370050, 13392080, 16740100, 33480200, 66960400]

約数ペア:

[(1, 66960400), (2, 33480200), (4, 16740100), (5, 13392080), (8, 8370050), (10, 6696040), (13, 5150800), (16, 4185025), (20, 3348020), (25, 2678416), (26, 2575400), (40, 1674010), (50, 1339208), (52, 1287700), (65, 1030160), (79, 847600), (80, 837005), (100, 669604), (104, 643850), (130, 515080), (158, 423800), (163, 410800), (200, 334802), (208, 321925), (260, 257540), (316, 211900), (325, 206032), (326, 205400), (395, 169520), (400, 167401), (520, 128770), (632, 105950), (650, 103016), (652, 102700), (790, 84760), (815, 82160), (1027, 65200), (1040, 64385), (1264, 52975), (1300, 51508), (1304, 51350), (1580, 42380), (1630, 41080), (1975, 33904), (2054, 32600), (2119, 31600), (2600, 25754), (2608, 25675), (3160, 21190), (3260, 20540), (3950, 16952), (4075, 16432), (4108, 16300), (4238, 15800), (5135, 13040), (5200, 12877), (6320, 10595), (6520, 10270), (7900, 8476), (8150, 8216)]