27323920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:129

約数の個数: 120

約数和(自身を含む): 71888256

約数和(自身を除く): 44564336

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 47, 52, 65, 80, 86, 94, 104, 130, 169, 172, 188, 208, 215, 235, 260, 338, 344, 376, 430, 470, 520, 559, 611, 676, 688, 752, 845, 860, 940, 1040, 1118, 1222, 1352, 1690, 1720, 1880, 2021, 2236, 2444, 2704, 2795, 3055, 3380, 3440, 3760, 4042, 4472, 4888, 5590, 6110, 6760, 7267, 7943, 8084, 8944, 9776, 10105, 11180, 12220, 13520, 14534, 15886, 16168, 20210, 22360, 24440, 26273, 29068, 31772, 32336, 36335, 39715, 40420, 44720, 48880, 52546, 58136, 63544, 72670, 79430, 80840, 105092, 116272, 127088, 131365, 145340, 158860, 161680, 210184, 262730, 290680, 317720, 341549, 420368, 525460, 581360, 635440, 683098, 1050920, 1366196, 1707745, 2101840, 2732392, 3415490, 5464784, 6830980, 13661960, 27323920]

約数ペア:

[(1, 27323920), (2, 13661960), (4, 6830980), (5, 5464784), (8, 3415490), (10, 2732392), (13, 2101840), (16, 1707745), (20, 1366196), (26, 1050920), (40, 683098), (43, 635440), (47, 581360), (52, 525460), (65, 420368), (80, 341549), (86, 317720), (94, 290680), (104, 262730), (130, 210184), (169, 161680), (172, 158860), (188, 145340), (208, 131365), (215, 127088), (235, 116272), (260, 105092), (338, 80840), (344, 79430), (376, 72670), (430, 63544), (470, 58136), (520, 52546), (559, 48880), (611, 44720), (676, 40420), (688, 39715), (752, 36335), (845, 32336), (860, 31772), (940, 29068), (1040, 26273), (1118, 24440), (1222, 22360), (1352, 20210), (1690, 16168), (1720, 15886), (1880, 14534), (2021, 13520), (2236, 12220), (2444, 11180), (2704, 10105), (2795, 9776), (3055, 8944), (3380, 8084), (3440, 7943), (3760, 7267), (4042, 6760), (4472, 6110), (4888, 5590)]