42387375

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:205

約数の個数: 64

約数和(自身を含む): 76602240

約数和(自身を除く): 34214865

約数列:

[1, 3, 5, 15, 17, 25, 51, 61, 75, 85, 109, 125, 183, 255, 305, 327, 375, 425, 545, 915, 1037, 1275, 1525, 1635, 1853, 2125, 2725, 3111, 4575, 5185, 5559, 6375, 6649, 7625, 8175, 9265, 13625, 15555, 19947, 22875, 25925, 27795, 33245, 40875, 46325, 77775, 99735, 113033, 129625, 138975, 166225, 231625, 339099, 388875, 498675, 565165, 694875, 831125, 1695495, 2493375, 2825825, 8477475, 14129125, 42387375]

約数ペア:

[(1, 42387375), (3, 14129125), (5, 8477475), (15, 2825825), (17, 2493375), (25, 1695495), (51, 831125), (61, 694875), (75, 565165), (85, 498675), (109, 388875), (125, 339099), (183, 231625), (255, 166225), (305, 138975), (327, 129625), (375, 113033), (425, 99735), (545, 77775), (915, 46325), (1037, 40875), (1275, 33245), (1525, 27795), (1635, 25925), (1853, 22875), (2125, 19947), (2725, 15555), (3111, 13625), (4575, 9265), (5185, 8175), (5559, 7625), (6375, 6649)]