78307550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2659}}^1$

素因数の和:2721

約数の個数: 48

約数和(自身を含む): 158323200

約数和(自身を除く): 80015650

約数列:

[1, 2, 5, 10, 19, 25, 31, 38, 50, 62, 95, 155, 190, 310, 475, 589, 775, 950, 1178, 1550, 2659, 2945, 5318, 5890, 13295, 14725, 26590, 29450, 50521, 66475, 82429, 101042, 132950, 164858, 252605, 412145, 505210, 824290, 1263025, 1566151, 2060725, 2526050, 3132302, 4121450, 7830755, 15661510, 39153775, 78307550]

約数ペア:

[(1, 78307550), (2, 39153775), (5, 15661510), (10, 7830755), (19, 4121450), (25, 3132302), (31, 2526050), (38, 2060725), (50, 1566151), (62, 1263025), (95, 824290), (155, 505210), (190, 412145), (310, 252605), (475, 164858), (589, 132950), (775, 101042), (950, 82429), (1178, 66475), (1550, 50521), (2659, 29450), (2945, 26590), (5318, 14725), (5890, 13295)]