40512500

素因数分解:

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

素因数の和:499

約数の個数: 72

約数和(自身を含む): 101493504

約数和(自身を除く): 60981004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 463, 500, 625, 700, 875, 926, 1250, 1750, 1852, 2315, 2500, 3125, 3241, 3500, 4375, 4630, 6250, 6482, 8750, 9260, 11575, 12500, 12964, 16205, 17500, 21875, 23150, 32410, 43750, 46300, 57875, 64820, 81025, 87500, 115750, 162050, 231500, 289375, 324100, 405125, 578750, 810250, 1157500, 1446875, 1620500, 2025625, 2893750, 4051250, 5787500, 8102500, 10128125, 20256250, 40512500]

約数ペア:

[(1, 40512500), (2, 20256250), (4, 10128125), (5, 8102500), (7, 5787500), (10, 4051250), (14, 2893750), (20, 2025625), (25, 1620500), (28, 1446875), (35, 1157500), (50, 810250), (70, 578750), (100, 405125), (125, 324100), (140, 289375), (175, 231500), (250, 162050), (350, 115750), (463, 87500), (500, 81025), (625, 64820), (700, 57875), (875, 46300), (926, 43750), (1250, 32410), (1750, 23150), (1852, 21875), (2315, 17500), (2500, 16205), (3125, 12964), (3241, 12500), (3500, 11575), (4375, 9260), (4630, 8750), (6250, 6482)]