80150000

素因数分解:

$2^4\times 5^5\times 7^1\times {\mathrm{229}}^1$

素因数の和:269

約数の個数: 120

約数和(自身を含む): 222798240

約数和(自身を除く): 142648240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 229, 250, 280, 350, 400, 458, 500, 560, 625, 700, 875, 916, 1000, 1145, 1250, 1400, 1603, 1750, 1832, 2000, 2290, 2500, 2800, 3125, 3206, 3500, 3664, 4375, 4580, 5000, 5725, 6250, 6412, 7000, 8015, 8750, 9160, 10000, 11450, 12500, 12824, 14000, 16030, 17500, 18320, 21875, 22900, 25000, 25648, 28625, 32060, 35000, 40075, 43750, 45800, 50000, 57250, 64120, 70000, 80150, 87500, 91600, 114500, 128240, 143125, 160300, 175000, 200375, 229000, 286250, 320600, 350000, 400750, 458000, 572500, 641200, 715625, 801500, 1001875, 1145000, 1431250, 1603000, 2003750, 2290000, 2862500, 3206000, 4007500, 5009375, 5725000, 8015000, 10018750, 11450000, 16030000, 20037500, 40075000, 80150000]

約数ペア:

[(1, 80150000), (2, 40075000), (4, 20037500), (5, 16030000), (7, 11450000), (8, 10018750), (10, 8015000), (14, 5725000), (16, 5009375), (20, 4007500), (25, 3206000), (28, 2862500), (35, 2290000), (40, 2003750), (50, 1603000), (56, 1431250), (70, 1145000), (80, 1001875), (100, 801500), (112, 715625), (125, 641200), (140, 572500), (175, 458000), (200, 400750), (229, 350000), (250, 320600), (280, 286250), (350, 229000), (400, 200375), (458, 175000), (500, 160300), (560, 143125), (625, 128240), (700, 114500), (875, 91600), (916, 87500), (1000, 80150), (1145, 70000), (1250, 64120), (1400, 57250), (1603, 50000), (1750, 45800), (1832, 43750), (2000, 40075), (2290, 35000), (2500, 32060), (2800, 28625), (3125, 25648), (3206, 25000), (3500, 22900), (3664, 21875), (4375, 18320), (4580, 17500), (5000, 16030), (5725, 14000), (6250, 12824), (6412, 12500), (7000, 11450), (8015, 10000), (8750, 9160)]