66544520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10333}}^1$

素因数の和:10374

約数の個数: 64

約数和(自身を含む): 178571520

約数和(自身を除く): 112027000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 10333, 20666, 41332, 51665, 72331, 82664, 103330, 144662, 206660, 237659, 289324, 361655, 413320, 475318, 578648, 723310, 950636, 1188295, 1446620, 1663613, 1901272, 2376590, 2893240, 3327226, 4753180, 6654452, 8318065, 9506360, 13308904, 16636130, 33272260, 66544520]

約数ペア:

[(1, 66544520), (2, 33272260), (4, 16636130), (5, 13308904), (7, 9506360), (8, 8318065), (10, 6654452), (14, 4753180), (20, 3327226), (23, 2893240), (28, 2376590), (35, 1901272), (40, 1663613), (46, 1446620), (56, 1188295), (70, 950636), (92, 723310), (115, 578648), (140, 475318), (161, 413320), (184, 361655), (230, 289324), (280, 237659), (322, 206660), (460, 144662), (644, 103330), (805, 82664), (920, 72331), (1288, 51665), (1610, 41332), (3220, 20666), (6440, 10333)]