81535290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{28019}}^1$

素因数の和:28126

約数の個数: 32

約数和(自身を含む): 197709120

約数和(自身を除く): 116173830

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 194, 291, 485, 582, 970, 1455, 2910, 28019, 56038, 84057, 140095, 168114, 280190, 420285, 840570, 2717843, 5435686, 8153529, 13589215, 16307058, 27178430, 40767645, 81535290]

約数ペア:

[(1, 81535290), (2, 40767645), (3, 27178430), (5, 16307058), (6, 13589215), (10, 8153529), (15, 5435686), (30, 2717843), (97, 840570), (194, 420285), (291, 280190), (485, 168114), (582, 140095), (970, 84057), (1455, 56038), (2910, 28019)]