90666975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{373}}^1\times {\mathrm{463}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 172147712

約数和(自身を除く): 81480737

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 373, 463, 525, 1119, 1389, 1865, 2315, 2611, 3241, 5595, 6945, 7833, 9325, 9723, 11575, 13055, 16205, 27975, 34725, 39165, 48615, 65275, 81025, 172699, 195825, 243075, 518097, 863495, 1208893, 2590485, 3626679, 4317475, 6044465, 12952425, 18133395, 30222325, 90666975]

約数ペア:

[(1, 90666975), (3, 30222325), (5, 18133395), (7, 12952425), (15, 6044465), (21, 4317475), (25, 3626679), (35, 2590485), (75, 1208893), (105, 863495), (175, 518097), (373, 243075), (463, 195825), (525, 172699), (1119, 81025), (1389, 65275), (1865, 48615), (2315, 39165), (2611, 34725), (3241, 27975), (5595, 16205), (6945, 13055), (7833, 11575), (9325, 9723)]