80453041700

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{49537}}^1$

素因数の和:49809

約数の個数: 72

約数和(自身を含む): 177370809000

約数和(自身を除く): 96917767300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 149, 218, 298, 436, 545, 596, 745, 1090, 1490, 2180, 2725, 2980, 3725, 5450, 7450, 10900, 14900, 16241, 32482, 49537, 64964, 81205, 99074, 162410, 198148, 247685, 324820, 406025, 495370, 812050, 990740, 1238425, 1624100, 2476850, 4953700, 5399533, 7381013, 10799066, 14762026, 21598132, 26997665, 29524052, 36905065, 53995330, 73810130, 107990660, 134988325, 147620260, 184525325, 269976650, 369050650, 539953300, 738101300, 804530417, 1609060834, 3218121668, 4022652085, 8045304170, 16090608340, 20113260425, 40226520850, 80453041700]

約数ペア:

[(1, 80453041700), (2, 40226520850), (4, 20113260425), (5, 16090608340), (10, 8045304170), (20, 4022652085), (25, 3218121668), (50, 1609060834), (100, 804530417), (109, 738101300), (149, 539953300), (218, 369050650), (298, 269976650), (436, 184525325), (545, 147620260), (596, 134988325), (745, 107990660), (1090, 73810130), (1490, 53995330), (2180, 36905065), (2725, 29524052), (2980, 26997665), (3725, 21598132), (5450, 14762026), (7450, 10799066), (10900, 7381013), (14900, 5399533), (16241, 4953700), (32482, 2476850), (49537, 1624100), (64964, 1238425), (81205, 990740), (99074, 812050), (162410, 495370), (198148, 406025), (247685, 324820)]