64656780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{63389}}^1$

素因数の和:63418

約数の個数: 48

約数和(自身を含む): 191691360

約数和(自身を除く): 127034580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 63389, 126778, 190167, 253556, 316945, 380334, 633890, 760668, 950835, 1077613, 1267780, 1901670, 2155226, 3232839, 3803340, 4310452, 5388065, 6465678, 10776130, 12931356, 16164195, 21552260, 32328390, 64656780]

約数ペア:

[(1, 64656780), (2, 32328390), (3, 21552260), (4, 16164195), (5, 12931356), (6, 10776130), (10, 6465678), (12, 5388065), (15, 4310452), (17, 3803340), (20, 3232839), (30, 2155226), (34, 1901670), (51, 1267780), (60, 1077613), (68, 950835), (85, 760668), (102, 633890), (170, 380334), (204, 316945), (255, 253556), (340, 190167), (510, 126778), (1020, 63389)]