89345620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{7013}}^1$

素因数の和:7049

約数の個数: 72

約数和(自身を含む): 235081224

約数和(自身を除く): 145735604

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, 6370, 7013, 12740, 14026, 28052, 35065, 49091, 70130, 91169, 98182, 140260, 182338, 196364, 245455, 343637, 364676, 455845, 490910, 638183, 687274, 911690, 981820, 1276366, 1374548, 1718185, 1823380, 2552732, 3190915, 3436370, 4467281, 6381830, 6872740, 8934562, 12763660, 17869124, 22336405, 44672810, 89345620]

約数ペア:

[(1, 89345620), (2, 44672810), (4, 22336405), (5, 17869124), (7, 12763660), (10, 8934562), (13, 6872740), (14, 6381830), (20, 4467281), (26, 3436370), (28, 3190915), (35, 2552732), (49, 1823380), (52, 1718185), (65, 1374548), (70, 1276366), (91, 981820), (98, 911690), (130, 687274), (140, 638183), (182, 490910), (196, 455845), (245, 364676), (260, 343637), (364, 245455), (455, 196364), (490, 182338), (637, 140260), (910, 98182), (980, 91169), (1274, 70130), (1820, 49091), (2548, 35065), (3185, 28052), (6370, 14026), (7013, 12740)]