2007156825

素因数分解:

$3^2\times 5^2\times {\mathrm{107}}^1\times {\mathrm{263}}^1\times {\mathrm{317}}^1$

素因数の和:703

約数の個数: 72

約数和(自身を含む): 3653926848

約数和(自身を除く): 1646770023

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 107, 225, 263, 317, 321, 535, 789, 951, 963, 1315, 1585, 1605, 2367, 2675, 2853, 3945, 4755, 4815, 6575, 7925, 8025, 11835, 14265, 19725, 23775, 24075, 28141, 33919, 59175, 71325, 83371, 84423, 101757, 140705, 169595, 250113, 253269, 305271, 416855, 422115, 508785, 703525, 750339, 847975, 1250565, 1266345, 1526355, 2084275, 2110575, 2543925, 3751695, 6252825, 6331725, 7631775, 8920697, 18758475, 26762091, 44603485, 80286273, 133810455, 223017425, 401431365, 669052275, 2007156825]

約数ペア:

[(1, 2007156825), (3, 669052275), (5, 401431365), (9, 223017425), (15, 133810455), (25, 80286273), (45, 44603485), (75, 26762091), (107, 18758475), (225, 8920697), (263, 7631775), (317, 6331725), (321, 6252825), (535, 3751695), (789, 2543925), (951, 2110575), (963, 2084275), (1315, 1526355), (1585, 1266345), (1605, 1250565), (2367, 847975), (2675, 750339), (2853, 703525), (3945, 508785), (4755, 422115), (4815, 416855), (6575, 305271), (7925, 253269), (8025, 250113), (11835, 169595), (14265, 140705), (19725, 101757), (23775, 84423), (24075, 83371), (28141, 71325), (33919, 59175)]