112450000

素因数分解:

$2^4\times 5^5\times {\mathrm{13}}^1\times {\mathrm{173}}^1$

素因数の和:219

約数の個数: 120

約数和(自身を含む): 294965496

約数和(自身を除く): 182515496

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 125, 130, 173, 200, 208, 250, 260, 325, 346, 400, 500, 520, 625, 650, 692, 865, 1000, 1040, 1250, 1300, 1384, 1625, 1730, 2000, 2249, 2500, 2600, 2768, 3125, 3250, 3460, 4325, 4498, 5000, 5200, 6250, 6500, 6920, 8125, 8650, 8996, 10000, 11245, 12500, 13000, 13840, 16250, 17300, 17992, 21625, 22490, 25000, 26000, 32500, 34600, 35984, 40625, 43250, 44980, 50000, 56225, 65000, 69200, 81250, 86500, 89960, 108125, 112450, 130000, 162500, 173000, 179920, 216250, 224900, 281125, 325000, 346000, 432500, 449800, 540625, 562250, 650000, 865000, 899600, 1081250, 1124500, 1405625, 1730000, 2162500, 2249000, 2811250, 4325000, 4498000, 5622500, 7028125, 8650000, 11245000, 14056250, 22490000, 28112500, 56225000, 112450000]

約数ペア:

[(1, 112450000), (2, 56225000), (4, 28112500), (5, 22490000), (8, 14056250), (10, 11245000), (13, 8650000), (16, 7028125), (20, 5622500), (25, 4498000), (26, 4325000), (40, 2811250), (50, 2249000), (52, 2162500), (65, 1730000), (80, 1405625), (100, 1124500), (104, 1081250), (125, 899600), (130, 865000), (173, 650000), (200, 562250), (208, 540625), (250, 449800), (260, 432500), (325, 346000), (346, 325000), (400, 281125), (500, 224900), (520, 216250), (625, 179920), (650, 173000), (692, 162500), (865, 130000), (1000, 112450), (1040, 108125), (1250, 89960), (1300, 86500), (1384, 81250), (1625, 69200), (1730, 65000), (2000, 56225), (2249, 50000), (2500, 44980), (2600, 43250), (2768, 40625), (3125, 35984), (3250, 34600), (3460, 32500), (4325, 26000), (4498, 25000), (5000, 22490), (5200, 21625), (6250, 17992), (6500, 17300), (6920, 16250), (8125, 13840), (8650, 13000), (8996, 12500), (10000, 11245)]