67636660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5309}}^1$

素因数の和:5345

約数の個数: 72

約数和(自身を含む): 177969960

約数和(自身を除く): 110333300

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 5309, 6370, 10618, 12740, 21236, 26545, 37163, 53090, 69017, 74326, 106180, 138034, 148652, 185815, 260141, 276068, 345085, 371630, 483119, 520282, 690170, 743260, 966238, 1040564, 1300705, 1380340, 1932476, 2415595, 2601410, 3381833, 4831190, 5202820, 6763666, 9662380, 13527332, 16909165, 33818330, 67636660]

約数ペア:

[(1, 67636660), (2, 33818330), (4, 16909165), (5, 13527332), (7, 9662380), (10, 6763666), (13, 5202820), (14, 4831190), (20, 3381833), (26, 2601410), (28, 2415595), (35, 1932476), (49, 1380340), (52, 1300705), (65, 1040564), (70, 966238), (91, 743260), (98, 690170), (130, 520282), (140, 483119), (182, 371630), (196, 345085), (245, 276068), (260, 260141), (364, 185815), (455, 148652), (490, 138034), (637, 106180), (910, 74326), (980, 69017), (1274, 53090), (1820, 37163), (2548, 26545), (3185, 21236), (5309, 12740), (6370, 10618)]