31937500

素因数分解:

$2^2\times 5^6\times 7^1\times {\mathrm{73}}^1$

素因数の和:114

約数の個数: 84

約数和(自身を含む): 80936464

約数和(自身を除く): 48998964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 73, 100, 125, 140, 146, 175, 250, 292, 350, 365, 500, 511, 625, 700, 730, 875, 1022, 1250, 1460, 1750, 1825, 2044, 2500, 2555, 3125, 3500, 3650, 4375, 5110, 6250, 7300, 8750, 9125, 10220, 12500, 12775, 15625, 17500, 18250, 21875, 25550, 31250, 36500, 43750, 45625, 51100, 62500, 63875, 87500, 91250, 109375, 127750, 182500, 218750, 228125, 255500, 319375, 437500, 456250, 638750, 912500, 1140625, 1277500, 1596875, 2281250, 3193750, 4562500, 6387500, 7984375, 15968750, 31937500]

約数ペア:

[(1, 31937500), (2, 15968750), (4, 7984375), (5, 6387500), (7, 4562500), (10, 3193750), (14, 2281250), (20, 1596875), (25, 1277500), (28, 1140625), (35, 912500), (50, 638750), (70, 456250), (73, 437500), (100, 319375), (125, 255500), (140, 228125), (146, 218750), (175, 182500), (250, 127750), (292, 109375), (350, 91250), (365, 87500), (500, 63875), (511, 62500), (625, 51100), (700, 45625), (730, 43750), (875, 36500), (1022, 31250), (1250, 25550), (1460, 21875), (1750, 18250), (1825, 17500), (2044, 15625), (2500, 12775), (2555, 12500), (3125, 10220), (3500, 9125), (3650, 8750), (4375, 7300), (5110, 6250)]