202101075

素因数分解:

$3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:287

約数の個数: 120

約数和(自身を含む): 419871936

約数和(自身を除く): 217770861

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 43, 45, 55, 75, 81, 99, 129, 135, 165, 211, 215, 225, 275, 297, 387, 405, 473, 495, 633, 645, 675, 825, 891, 1055, 1075, 1161, 1419, 1485, 1899, 1935, 2025, 2321, 2365, 2475, 3165, 3225, 3483, 4257, 4455, 5275, 5697, 5805, 6963, 7095, 7425, 9073, 9495, 9675, 11605, 11825, 12771, 15825, 17091, 17415, 20889, 21285, 22275, 27219, 28485, 29025, 34815, 35475, 38313, 45365, 47475, 58025, 62667, 63855, 81657, 85455, 87075, 99803, 104445, 106425, 136095, 142425, 174075, 188001, 191565, 226825, 244971, 299409, 313335, 319275, 408285, 427275, 499015, 522225, 680475, 734913, 898227, 940005, 957825, 1224855, 1497045, 1566675, 2041425, 2495075, 2694681, 3674565, 4491135, 4700025, 6124275, 7485225, 8084043, 13473405, 18372825, 22455675, 40420215, 67367025, 202101075]

約数ペア:

[(1, 202101075), (3, 67367025), (5, 40420215), (9, 22455675), (11, 18372825), (15, 13473405), (25, 8084043), (27, 7485225), (33, 6124275), (43, 4700025), (45, 4491135), (55, 3674565), (75, 2694681), (81, 2495075), (99, 2041425), (129, 1566675), (135, 1497045), (165, 1224855), (211, 957825), (215, 940005), (225, 898227), (275, 734913), (297, 680475), (387, 522225), (405, 499015), (473, 427275), (495, 408285), (633, 319275), (645, 313335), (675, 299409), (825, 244971), (891, 226825), (1055, 191565), (1075, 188001), (1161, 174075), (1419, 142425), (1485, 136095), (1899, 106425), (1935, 104445), (2025, 99803), (2321, 87075), (2365, 85455), (2475, 81657), (3165, 63855), (3225, 62667), (3483, 58025), (4257, 47475), (4455, 45365), (5275, 38313), (5697, 35475), (5805, 34815), (6963, 29025), (7095, 28485), (7425, 27219), (9073, 22275), (9495, 21285), (9675, 20889), (11605, 17415), (11825, 17091), (12771, 15825)]