71553525

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{337}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 125736000

約数和(自身を除く): 54182475

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 149, 285, 337, 447, 475, 745, 1011, 1425, 1685, 2235, 2831, 3725, 5055, 6403, 8425, 8493, 11175, 14155, 19209, 25275, 32015, 42465, 50213, 70775, 96045, 150639, 160075, 212325, 251065, 480225, 753195, 954047, 1255325, 2862141, 3765975, 4770235, 14310705, 23851175, 71553525]

約数ペア:

[(1, 71553525), (3, 23851175), (5, 14310705), (15, 4770235), (19, 3765975), (25, 2862141), (57, 1255325), (75, 954047), (95, 753195), (149, 480225), (285, 251065), (337, 212325), (447, 160075), (475, 150639), (745, 96045), (1011, 70775), (1425, 50213), (1685, 42465), (2235, 32015), (2831, 25275), (3725, 19209), (5055, 14155), (6403, 11175), (8425, 8493)]