87965440

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3617}}^1$

素因数の和:3657

約数の個数: 72

約数和(自身を含む): 221855760

約数和(自身を除く): 133890320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2432, 3040, 3617, 4864, 6080, 7234, 12160, 14468, 18085, 24320, 28936, 36170, 57872, 68723, 72340, 115744, 137446, 144680, 231488, 274892, 289360, 343615, 462976, 549784, 578720, 687230, 925952, 1099568, 1157440, 1374460, 2199136, 2314880, 2748920, 4398272, 4629760, 5497840, 8796544, 10995680, 17593088, 21991360, 43982720, 87965440]

約数ペア:

[(1, 87965440), (2, 43982720), (4, 21991360), (5, 17593088), (8, 10995680), (10, 8796544), (16, 5497840), (19, 4629760), (20, 4398272), (32, 2748920), (38, 2314880), (40, 2199136), (64, 1374460), (76, 1157440), (80, 1099568), (95, 925952), (128, 687230), (152, 578720), (160, 549784), (190, 462976), (256, 343615), (304, 289360), (320, 274892), (380, 231488), (608, 144680), (640, 137446), (760, 115744), (1216, 72340), (1280, 68723), (1520, 57872), (2432, 36170), (3040, 28936), (3617, 24320), (4864, 18085), (6080, 14468), (7234, 12160)]