81534030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{87671}}^1$

素因数の和:87712

約数の個数: 32

約数和(自身を含む): 201996288

約数和(自身を除く): 120462258

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 87671, 175342, 263013, 438355, 526026, 876710, 1315065, 2630130, 2717801, 5435602, 8153403, 13589005, 16306806, 27178010, 40767015, 81534030]

約数ペア:

[(1, 81534030), (2, 40767015), (3, 27178010), (5, 16306806), (6, 13589005), (10, 8153403), (15, 5435602), (30, 2717801), (31, 2630130), (62, 1315065), (93, 876710), (155, 526026), (186, 438355), (310, 263013), (465, 175342), (930, 87671)]