65315000

素因数分解:

$2^3\times 5^4\times {\mathrm{13063}}^1$

素因数の和:13089

約数の個数: 40

約数和(自身を含む): 153044760

約数和(自身を除く): 87729760

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 13063, 26126, 52252, 65315, 104504, 130630, 261260, 326575, 522520, 653150, 1306300, 1632875, 2612600, 3265750, 6531500, 8164375, 13063000, 16328750, 32657500, 65315000]

約数ペア:

[(1, 65315000), (2, 32657500), (4, 16328750), (5, 13063000), (8, 8164375), (10, 6531500), (20, 3265750), (25, 2612600), (40, 1632875), (50, 1306300), (100, 653150), (125, 522520), (200, 326575), (250, 261260), (500, 130630), (625, 104504), (1000, 65315), (1250, 52252), (2500, 26126), (5000, 13063)]