90412725

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1973}}^1$

素因数の和:2046

約数の個数: 48

約数和(自身を含む): 164489472

約数和(自身を除く): 74076747

約数列:

[1, 3, 5, 13, 15, 25, 39, 47, 65, 75, 141, 195, 235, 325, 611, 705, 975, 1175, 1833, 1973, 3055, 3525, 5919, 9165, 9865, 15275, 25649, 29595, 45825, 49325, 76947, 92731, 128245, 147975, 278193, 384735, 463655, 641225, 1205503, 1390965, 1923675, 2318275, 3616509, 6027515, 6954825, 18082545, 30137575, 90412725]

約数ペア:

[(1, 90412725), (3, 30137575), (5, 18082545), (13, 6954825), (15, 6027515), (25, 3616509), (39, 2318275), (47, 1923675), (65, 1390965), (75, 1205503), (141, 641225), (195, 463655), (235, 384735), (325, 278193), (611, 147975), (705, 128245), (975, 92731), (1175, 76947), (1833, 49325), (1973, 45825), (3055, 29595), (3525, 25649), (5919, 15275), (9165, 9865)]