66306700

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 151990272

約数和(自身を除く): 85683572

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 127, 227, 230, 254, 454, 460, 508, 575, 635, 908, 1135, 1150, 1270, 2270, 2300, 2540, 2921, 3175, 4540, 5221, 5675, 5842, 6350, 10442, 11350, 11684, 12700, 14605, 20884, 22700, 26105, 28829, 29210, 52210, 57658, 58420, 73025, 104420, 115316, 130525, 144145, 146050, 261050, 288290, 292100, 522100, 576580, 663067, 720725, 1326134, 1441450, 2652268, 2882900, 3315335, 6630670, 13261340, 16576675, 33153350, 66306700]

約数ペア:

[(1, 66306700), (2, 33153350), (4, 16576675), (5, 13261340), (10, 6630670), (20, 3315335), (23, 2882900), (25, 2652268), (46, 1441450), (50, 1326134), (92, 720725), (100, 663067), (115, 576580), (127, 522100), (227, 292100), (230, 288290), (254, 261050), (454, 146050), (460, 144145), (508, 130525), (575, 115316), (635, 104420), (908, 73025), (1135, 58420), (1150, 57658), (1270, 52210), (2270, 29210), (2300, 28829), (2540, 26105), (2921, 22700), (3175, 20884), (4540, 14605), (5221, 12700), (5675, 11684), (5842, 11350), (6350, 10442)]