68206720

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6269}}^1$

素因数の和:6305

約数の個数: 64

約数和(自身を含む): 172675800

約数和(自身を除く): 104469080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 2176, 2720, 5440, 6269, 10880, 12538, 25076, 31345, 50152, 62690, 100304, 106573, 125380, 200608, 213146, 250760, 401216, 426292, 501520, 532865, 802432, 852584, 1003040, 1065730, 1705168, 2006080, 2131460, 3410336, 4012160, 4262920, 6820672, 8525840, 13641344, 17051680, 34103360, 68206720]

約数ペア:

[(1, 68206720), (2, 34103360), (4, 17051680), (5, 13641344), (8, 8525840), (10, 6820672), (16, 4262920), (17, 4012160), (20, 3410336), (32, 2131460), (34, 2006080), (40, 1705168), (64, 1065730), (68, 1003040), (80, 852584), (85, 802432), (128, 532865), (136, 501520), (160, 426292), (170, 401216), (272, 250760), (320, 213146), (340, 200608), (544, 125380), (640, 106573), (680, 100304), (1088, 62690), (1360, 50152), (2176, 31345), (2720, 25076), (5440, 12538), (6269, 10880)]