89090080

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:302

約数の個数: 96

約数和(自身を含む): 219769200

約数和(自身を除く): 130679120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 101, 148, 149, 160, 185, 202, 296, 298, 370, 404, 505, 592, 596, 740, 745, 808, 1010, 1184, 1192, 1480, 1490, 1616, 2020, 2384, 2960, 2980, 3232, 3737, 4040, 4768, 5513, 5920, 5960, 7474, 8080, 11026, 11920, 14948, 15049, 16160, 18685, 22052, 23840, 27565, 29896, 30098, 37370, 44104, 55130, 59792, 60196, 74740, 75245, 88208, 110260, 119584, 120392, 149480, 150490, 176416, 220520, 240784, 298960, 300980, 441040, 481568, 556813, 597920, 601960, 882080, 1113626, 1203920, 2227252, 2407840, 2784065, 4454504, 5568130, 8909008, 11136260, 17818016, 22272520, 44545040, 89090080]

約数ペア:

[(1, 89090080), (2, 44545040), (4, 22272520), (5, 17818016), (8, 11136260), (10, 8909008), (16, 5568130), (20, 4454504), (32, 2784065), (37, 2407840), (40, 2227252), (74, 1203920), (80, 1113626), (101, 882080), (148, 601960), (149, 597920), (160, 556813), (185, 481568), (202, 441040), (296, 300980), (298, 298960), (370, 240784), (404, 220520), (505, 176416), (592, 150490), (596, 149480), (740, 120392), (745, 119584), (808, 110260), (1010, 88208), (1184, 75245), (1192, 74740), (1480, 60196), (1490, 59792), (1616, 55130), (2020, 44104), (2384, 37370), (2960, 30098), (2980, 29896), (3232, 27565), (3737, 23840), (4040, 22052), (4768, 18685), (5513, 16160), (5920, 15049), (5960, 14948), (7474, 11920), (8080, 11026)]