82900720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4001}}^1$

素因数の和:4058

約数の個数: 80

約数和(自身を含む): 226289088

約数和(自身を除く): 143388368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 1036, 1295, 1480, 2072, 2590, 2960, 4001, 4144, 5180, 8002, 10360, 16004, 20005, 20720, 28007, 32008, 40010, 56014, 64016, 80020, 112028, 140035, 148037, 160040, 224056, 280070, 296074, 320080, 448112, 560140, 592148, 740185, 1036259, 1120280, 1184296, 1480370, 2072518, 2240560, 2368592, 2960740, 4145036, 5181295, 5921480, 8290072, 10362590, 11842960, 16580144, 20725180, 41450360, 82900720]

約数ペア:

[(1, 82900720), (2, 41450360), (4, 20725180), (5, 16580144), (7, 11842960), (8, 10362590), (10, 8290072), (14, 5921480), (16, 5181295), (20, 4145036), (28, 2960740), (35, 2368592), (37, 2240560), (40, 2072518), (56, 1480370), (70, 1184296), (74, 1120280), (80, 1036259), (112, 740185), (140, 592148), (148, 560140), (185, 448112), (259, 320080), (280, 296074), (296, 280070), (370, 224056), (518, 160040), (560, 148037), (592, 140035), (740, 112028), (1036, 80020), (1295, 64016), (1480, 56014), (2072, 40010), (2590, 32008), (2960, 28007), (4001, 20720), (4144, 20005), (5180, 16004), (8002, 10360)]