91700000

素因数分解:

$2^5\times 5^5\times 7^1\times {\mathrm{131}}^1$

素因数の和:173

約数の個数: 144

約数和(自身を含む): 259858368

約数和(自身を除く): 168158368

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, 131, 140, 160, 175, 200, 224, 250, 262, 280, 350, 400, 500, 524, 560, 625, 655, 700, 800, 875, 917, 1000, 1048, 1120, 1250, 1310, 1400, 1750, 1834, 2000, 2096, 2500, 2620, 2800, 3125, 3275, 3500, 3668, 4000, 4192, 4375, 4585, 5000, 5240, 5600, 6250, 6550, 7000, 7336, 8750, 9170, 10000, 10480, 12500, 13100, 14000, 14672, 16375, 17500, 18340, 20000, 20960, 21875, 22925, 25000, 26200, 28000, 29344, 32750, 35000, 36680, 43750, 45850, 50000, 52400, 65500, 70000, 73360, 81875, 87500, 91700, 100000, 104800, 114625, 131000, 140000, 146720, 163750, 175000, 183400, 229250, 262000, 327500, 350000, 366800, 409375, 458500, 524000, 573125, 655000, 700000, 733600, 818750, 917000, 1146250, 1310000, 1637500, 1834000, 2292500, 2620000, 2865625, 3275000, 3668000, 4585000, 5731250, 6550000, 9170000, 11462500, 13100000, 18340000, 22925000, 45850000, 91700000]

約数ペア:

[(1, 91700000), (2, 45850000), (4, 22925000), (5, 18340000), (7, 13100000), (8, 11462500), (10, 9170000), (14, 6550000), (16, 5731250), (20, 4585000), (25, 3668000), (28, 3275000), (32, 2865625), (35, 2620000), (40, 2292500), (50, 1834000), (56, 1637500), (70, 1310000), (80, 1146250), (100, 917000), (112, 818750), (125, 733600), (131, 700000), (140, 655000), (160, 573125), (175, 524000), (200, 458500), (224, 409375), (250, 366800), (262, 350000), (280, 327500), (350, 262000), (400, 229250), (500, 183400), (524, 175000), (560, 163750), (625, 146720), (655, 140000), (700, 131000), (800, 114625), (875, 104800), (917, 100000), (1000, 91700), (1048, 87500), (1120, 81875), (1250, 73360), (1310, 70000), (1400, 65500), (1750, 52400), (1834, 50000), (2000, 45850), (2096, 43750), (2500, 36680), (2620, 35000), (2800, 32750), (3125, 29344), (3275, 28000), (3500, 26200), (3668, 25000), (4000, 22925), (4192, 21875), (4375, 20960), (4585, 20000), (5000, 18340), (5240, 17500), (5600, 16375), (6250, 14672), (6550, 14000), (7000, 13100), (7336, 12500), (8750, 10480), (9170, 10000)]