72639325

素因数分解:

$5^2\times {\mathrm{11}}^3\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:139

約数の個数: 48

約数和(自身を含む): 103475520

約数和(自身を除く): 30836195

約数列:

[1, 5, 11, 25, 37, 55, 59, 121, 185, 275, 295, 407, 605, 649, 925, 1331, 1475, 2035, 2183, 3025, 3245, 4477, 6655, 7139, 10175, 10915, 16225, 22385, 24013, 33275, 35695, 49247, 54575, 78529, 111925, 120065, 178475, 246235, 264143, 392645, 600325, 1231175, 1320715, 1963225, 2905573, 6603575, 14527865, 72639325]

約数ペア:

[(1, 72639325), (5, 14527865), (11, 6603575), (25, 2905573), (37, 1963225), (55, 1320715), (59, 1231175), (121, 600325), (185, 392645), (275, 264143), (295, 246235), (407, 178475), (605, 120065), (649, 111925), (925, 78529), (1331, 54575), (1475, 49247), (2035, 35695), (2183, 33275), (3025, 24013), (3245, 22385), (4477, 16225), (6655, 10915), (7139, 10175)]