72592000

素因数分解:

$2^7\times 5^3\times {\mathrm{13}}^1\times {\mathrm{349}}^1$

素因数の和:391

約数の個数: 128

約数和(自身を含む): 194922000

約数和(自身を除く): 122330000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 125, 128, 130, 160, 200, 208, 250, 260, 320, 325, 349, 400, 416, 500, 520, 640, 650, 698, 800, 832, 1000, 1040, 1300, 1396, 1600, 1625, 1664, 1745, 2000, 2080, 2600, 2792, 3200, 3250, 3490, 4000, 4160, 4537, 5200, 5584, 6500, 6980, 8000, 8320, 8725, 9074, 10400, 11168, 13000, 13960, 16000, 17450, 18148, 20800, 22336, 22685, 26000, 27920, 34900, 36296, 41600, 43625, 44672, 45370, 52000, 55840, 69800, 72592, 87250, 90740, 104000, 111680, 113425, 139600, 145184, 174500, 181480, 208000, 223360, 226850, 279200, 290368, 349000, 362960, 453700, 558400, 567125, 580736, 698000, 725920, 907400, 1116800, 1134250, 1396000, 1451840, 1814800, 2268500, 2792000, 2903680, 3629600, 4537000, 5584000, 7259200, 9074000, 14518400, 18148000, 36296000, 72592000]

約数ペア:

[(1, 72592000), (2, 36296000), (4, 18148000), (5, 14518400), (8, 9074000), (10, 7259200), (13, 5584000), (16, 4537000), (20, 3629600), (25, 2903680), (26, 2792000), (32, 2268500), (40, 1814800), (50, 1451840), (52, 1396000), (64, 1134250), (65, 1116800), (80, 907400), (100, 725920), (104, 698000), (125, 580736), (128, 567125), (130, 558400), (160, 453700), (200, 362960), (208, 349000), (250, 290368), (260, 279200), (320, 226850), (325, 223360), (349, 208000), (400, 181480), (416, 174500), (500, 145184), (520, 139600), (640, 113425), (650, 111680), (698, 104000), (800, 90740), (832, 87250), (1000, 72592), (1040, 69800), (1300, 55840), (1396, 52000), (1600, 45370), (1625, 44672), (1664, 43625), (1745, 41600), (2000, 36296), (2080, 34900), (2600, 27920), (2792, 26000), (3200, 22685), (3250, 22336), (3490, 20800), (4000, 18148), (4160, 17450), (4537, 16000), (5200, 13960), (5584, 13000), (6500, 11168), (6980, 10400), (8000, 9074), (8320, 8725)]