105740080

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:446

約数の個数: 80

約数和(自身を含む): 255296160

約数和(自身を除く): 149556080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 139, 148, 185, 257, 278, 296, 370, 514, 556, 592, 695, 740, 1028, 1112, 1285, 1390, 1480, 2056, 2224, 2570, 2780, 2960, 4112, 5140, 5143, 5560, 9509, 10280, 10286, 11120, 19018, 20560, 20572, 25715, 35723, 38036, 41144, 47545, 51430, 71446, 76072, 82288, 95090, 102860, 142892, 152144, 178615, 190180, 205720, 285784, 357230, 380360, 411440, 571568, 714460, 760720, 1321751, 1428920, 2643502, 2857840, 5287004, 6608755, 10574008, 13217510, 21148016, 26435020, 52870040, 105740080]

約数ペア:

[(1, 105740080), (2, 52870040), (4, 26435020), (5, 21148016), (8, 13217510), (10, 10574008), (16, 6608755), (20, 5287004), (37, 2857840), (40, 2643502), (74, 1428920), (80, 1321751), (139, 760720), (148, 714460), (185, 571568), (257, 411440), (278, 380360), (296, 357230), (370, 285784), (514, 205720), (556, 190180), (592, 178615), (695, 152144), (740, 142892), (1028, 102860), (1112, 95090), (1285, 82288), (1390, 76072), (1480, 71446), (2056, 51430), (2224, 47545), (2570, 41144), (2780, 38036), (2960, 35723), (4112, 25715), (5140, 20572), (5143, 20560), (5560, 19018), (9509, 11120), (10280, 10286)]