88428520

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{401}}^1$

素因数の和:598

約数の個数: 64

約数和(自身を含む): 206226000

約数和(自身を除く): 117797480

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 149, 185, 296, 298, 370, 401, 596, 740, 745, 802, 1192, 1480, 1490, 1604, 2005, 2980, 3208, 4010, 5513, 5960, 8020, 11026, 14837, 16040, 22052, 27565, 29674, 44104, 55130, 59348, 59749, 74185, 110260, 118696, 119498, 148370, 220520, 238996, 296740, 298745, 477992, 593480, 597490, 1194980, 2210713, 2389960, 4421426, 8842852, 11053565, 17685704, 22107130, 44214260, 88428520]

約数ペア:

[(1, 88428520), (2, 44214260), (4, 22107130), (5, 17685704), (8, 11053565), (10, 8842852), (20, 4421426), (37, 2389960), (40, 2210713), (74, 1194980), (148, 597490), (149, 593480), (185, 477992), (296, 298745), (298, 296740), (370, 238996), (401, 220520), (596, 148370), (740, 119498), (745, 118696), (802, 110260), (1192, 74185), (1480, 59749), (1490, 59348), (1604, 55130), (2005, 44104), (2980, 29674), (3208, 27565), (4010, 22052), (5513, 16040), (5960, 14837), (8020, 11026)]