88401920

素因数分解:

$2^{11}\times 5^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:213

約数の個数: 96

約数和(自身を含む): 216707400

約数和(自身を除く): 128305480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 97, 128, 160, 178, 194, 256, 320, 356, 388, 445, 485, 512, 640, 712, 776, 890, 970, 1024, 1280, 1424, 1552, 1780, 1940, 2048, 2560, 2848, 3104, 3560, 3880, 5120, 5696, 6208, 7120, 7760, 8633, 10240, 11392, 12416, 14240, 15520, 17266, 22784, 24832, 28480, 31040, 34532, 43165, 45568, 49664, 56960, 62080, 69064, 86330, 91136, 99328, 113920, 124160, 138128, 172660, 182272, 198656, 227840, 248320, 276256, 345320, 455680, 496640, 552512, 690640, 911360, 993280, 1105024, 1381280, 2210048, 2762560, 4420096, 5525120, 8840192, 11050240, 17680384, 22100480, 44200960, 88401920]

約数ペア:

[(1, 88401920), (2, 44200960), (4, 22100480), (5, 17680384), (8, 11050240), (10, 8840192), (16, 5525120), (20, 4420096), (32, 2762560), (40, 2210048), (64, 1381280), (80, 1105024), (89, 993280), (97, 911360), (128, 690640), (160, 552512), (178, 496640), (194, 455680), (256, 345320), (320, 276256), (356, 248320), (388, 227840), (445, 198656), (485, 182272), (512, 172660), (640, 138128), (712, 124160), (776, 113920), (890, 99328), (970, 91136), (1024, 86330), (1280, 69064), (1424, 62080), (1552, 56960), (1780, 49664), (1940, 45568), (2048, 43165), (2560, 34532), (2848, 31040), (3104, 28480), (3560, 24832), (3880, 22784), (5120, 17266), (5696, 15520), (6208, 14240), (7120, 12416), (7760, 11392), (8633, 10240)]