86660000

素因数分解:

$2^5\times 5^4\times 7^1\times {\mathrm{619}}^1$

素因数の和:656

約数の個数: 120

約数和(自身を含む): 244046880

約数和(自身を除く): 157386880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 160, 175, 200, 224, 250, 280, 350, 400, 500, 560, 619, 625, 700, 800, 875, 1000, 1120, 1238, 1250, 1400, 1750, 2000, 2476, 2500, 2800, 3095, 3500, 4000, 4333, 4375, 4952, 5000, 5600, 6190, 7000, 8666, 8750, 9904, 10000, 12380, 14000, 15475, 17332, 17500, 19808, 20000, 21665, 24760, 28000, 30950, 34664, 35000, 43330, 49520, 61900, 69328, 70000, 77375, 86660, 99040, 108325, 123800, 138656, 140000, 154750, 173320, 216650, 247600, 309500, 346640, 386875, 433300, 495200, 541625, 619000, 693280, 773750, 866600, 1083250, 1238000, 1547500, 1733200, 2166500, 2476000, 2708125, 3095000, 3466400, 4333000, 5416250, 6190000, 8666000, 10832500, 12380000, 17332000, 21665000, 43330000, 86660000]

約数ペア:

[(1, 86660000), (2, 43330000), (4, 21665000), (5, 17332000), (7, 12380000), (8, 10832500), (10, 8666000), (14, 6190000), (16, 5416250), (20, 4333000), (25, 3466400), (28, 3095000), (32, 2708125), (35, 2476000), (40, 2166500), (50, 1733200), (56, 1547500), (70, 1238000), (80, 1083250), (100, 866600), (112, 773750), (125, 693280), (140, 619000), (160, 541625), (175, 495200), (200, 433300), (224, 386875), (250, 346640), (280, 309500), (350, 247600), (400, 216650), (500, 173320), (560, 154750), (619, 140000), (625, 138656), (700, 123800), (800, 108325), (875, 99040), (1000, 86660), (1120, 77375), (1238, 70000), (1250, 69328), (1400, 61900), (1750, 49520), (2000, 43330), (2476, 35000), (2500, 34664), (2800, 30950), (3095, 28000), (3500, 24760), (4000, 21665), (4333, 20000), (4375, 19808), (4952, 17500), (5000, 17332), (5600, 15475), (6190, 14000), (7000, 12380), (8666, 10000), (8750, 9904)]