20160709100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{669791}}^1$

素因数の和:669855

約数の個数: 72

約数和(自身を含む): 51161392128

約数和(自身を除く): 31000683028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 43, 50, 70, 86, 100, 140, 172, 175, 215, 301, 350, 430, 602, 700, 860, 1075, 1204, 1505, 2150, 3010, 4300, 6020, 7525, 15050, 30100, 669791, 1339582, 2679164, 3348955, 4688537, 6697910, 9377074, 13395820, 16744775, 18754148, 23442685, 28801013, 33489550, 46885370, 57602026, 66979100, 93770740, 115204052, 117213425, 144005065, 201607091, 234426850, 288010130, 403214182, 468853700, 576020260, 720025325, 806428364, 1008035455, 1440050650, 2016070910, 2880101300, 4032141820, 5040177275, 10080354550, 20160709100]

約数ペア:

[(1, 20160709100), (2, 10080354550), (4, 5040177275), (5, 4032141820), (7, 2880101300), (10, 2016070910), (14, 1440050650), (20, 1008035455), (25, 806428364), (28, 720025325), (35, 576020260), (43, 468853700), (50, 403214182), (70, 288010130), (86, 234426850), (100, 201607091), (140, 144005065), (172, 117213425), (175, 115204052), (215, 93770740), (301, 66979100), (350, 57602026), (430, 46885370), (602, 33489550), (700, 28801013), (860, 23442685), (1075, 18754148), (1204, 16744775), (1505, 13395820), (2150, 9377074), (3010, 6697910), (4300, 4688537), (6020, 3348955), (7525, 2679164), (15050, 1339582), (30100, 669791)]