202126925

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 346477824

約数和(自身を除く): 144350899

約数列:

[1, 5, 7, 11, 13, 25, 35, 41, 55, 65, 77, 91, 143, 175, 197, 205, 275, 287, 325, 385, 451, 455, 533, 715, 985, 1001, 1025, 1379, 1435, 1925, 2167, 2255, 2275, 2561, 2665, 3157, 3575, 3731, 4925, 5005, 5863, 6895, 7175, 8077, 10835, 11275, 12805, 13325, 15169, 15785, 17927, 18655, 25025, 28171, 29315, 34475, 40385, 41041, 54175, 56539, 64025, 75845, 78925, 88847, 89635, 93275, 105001, 140855, 146575, 197197, 201925, 205205, 282695, 379225, 444235, 448175, 525005, 621929, 704275, 735007, 985985, 1026025, 1155011, 1413475, 2221175, 2625025, 3109645, 3675035, 4929925, 5775055, 8085077, 15548225, 18375175, 28875275, 40425385, 202126925]

約数ペア:

[(1, 202126925), (5, 40425385), (7, 28875275), (11, 18375175), (13, 15548225), (25, 8085077), (35, 5775055), (41, 4929925), (55, 3675035), (65, 3109645), (77, 2625025), (91, 2221175), (143, 1413475), (175, 1155011), (197, 1026025), (205, 985985), (275, 735007), (287, 704275), (325, 621929), (385, 525005), (451, 448175), (455, 444235), (533, 379225), (715, 282695), (985, 205205), (1001, 201925), (1025, 197197), (1379, 146575), (1435, 140855), (1925, 105001), (2167, 93275), (2255, 89635), (2275, 88847), (2561, 78925), (2665, 75845), (3157, 64025), (3575, 56539), (3731, 54175), (4925, 41041), (5005, 40385), (5863, 34475), (6895, 29315), (7175, 28171), (8077, 25025), (10835, 18655), (11275, 17927), (12805, 15785), (13325, 15169)]