64181180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{829}}^1$

素因数の和:931

約数の個数: 72

約数和(自身を含む): 158961600

約数和(自身を除く): 94780420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 79, 98, 140, 158, 196, 245, 316, 395, 490, 553, 790, 829, 980, 1106, 1580, 1658, 2212, 2765, 3316, 3871, 4145, 5530, 5803, 7742, 8290, 11060, 11606, 15484, 16580, 19355, 23212, 29015, 38710, 40621, 58030, 65491, 77420, 81242, 116060, 130982, 162484, 203105, 261964, 327455, 406210, 458437, 654910, 812420, 916874, 1309820, 1833748, 2292185, 3209059, 4584370, 6418118, 9168740, 12836236, 16045295, 32090590, 64181180]

約数ペア:

[(1, 64181180), (2, 32090590), (4, 16045295), (5, 12836236), (7, 9168740), (10, 6418118), (14, 4584370), (20, 3209059), (28, 2292185), (35, 1833748), (49, 1309820), (70, 916874), (79, 812420), (98, 654910), (140, 458437), (158, 406210), (196, 327455), (245, 261964), (316, 203105), (395, 162484), (490, 130982), (553, 116060), (790, 81242), (829, 77420), (980, 65491), (1106, 58030), (1580, 40621), (1658, 38710), (2212, 29015), (2765, 23212), (3316, 19355), (3871, 16580), (4145, 15484), (5530, 11606), (5803, 11060), (7742, 8290)]