103781120

素因数分解:

$2^8\times 5^1\times {\mathrm{89}}^1\times {\mathrm{911}}^1$

素因数の和:1021

約数の個数: 72

約数和(自身を含む): 251657280

約数和(自身を除く): 147876160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 256, 320, 356, 445, 640, 712, 890, 911, 1280, 1424, 1780, 1822, 2848, 3560, 3644, 4555, 5696, 7120, 7288, 9110, 11392, 14240, 14576, 18220, 22784, 28480, 29152, 36440, 56960, 58304, 72880, 81079, 113920, 116608, 145760, 162158, 233216, 291520, 324316, 405395, 583040, 648632, 810790, 1166080, 1297264, 1621580, 2594528, 3243160, 5189056, 6486320, 10378112, 12972640, 20756224, 25945280, 51890560, 103781120]

約数ペア:

[(1, 103781120), (2, 51890560), (4, 25945280), (5, 20756224), (8, 12972640), (10, 10378112), (16, 6486320), (20, 5189056), (32, 3243160), (40, 2594528), (64, 1621580), (80, 1297264), (89, 1166080), (128, 810790), (160, 648632), (178, 583040), (256, 405395), (320, 324316), (356, 291520), (445, 233216), (640, 162158), (712, 145760), (890, 116608), (911, 113920), (1280, 81079), (1424, 72880), (1780, 58304), (1822, 56960), (2848, 36440), (3560, 29152), (3644, 28480), (4555, 22784), (5696, 18220), (7120, 14576), (7288, 14240), (9110, 11392)]