5155238720

素因数分解:

$2^6\times 5^1\times {\mathrm{2011}}^1\times {\mathrm{8011}}^1$

素因数の和:10039

約数の個数: 56

約数和(自身を含む): 12283549728

約数和(自身を除く): 7128311008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 2011, 4022, 8011, 8044, 10055, 16022, 16088, 20110, 32044, 32176, 40055, 40220, 64088, 64352, 80110, 80440, 128176, 128704, 160220, 160880, 256352, 320440, 321760, 512704, 640880, 643520, 1281760, 2563520, 16110121, 32220242, 64440484, 80550605, 128880968, 161101210, 257761936, 322202420, 515523872, 644404840, 1031047744, 1288809680, 2577619360, 5155238720]

約数ペア:

[(1, 5155238720), (2, 2577619360), (4, 1288809680), (5, 1031047744), (8, 644404840), (10, 515523872), (16, 322202420), (20, 257761936), (32, 161101210), (40, 128880968), (64, 80550605), (80, 64440484), (160, 32220242), (320, 16110121), (2011, 2563520), (4022, 1281760), (8011, 643520), (8044, 640880), (10055, 512704), (16022, 321760), (16088, 320440), (20110, 256352), (32044, 160880), (32176, 160220), (40055, 128704), (40220, 128176), (64088, 80440), (64352, 80110)]