69689120

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{25621}}^1$

素因数の和:25653

約数の個数: 48

約数和(自身を含む): 174332088

約数和(自身を除く): 104642968

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 25621, 51242, 102484, 128105, 204968, 256210, 409936, 435557, 512420, 819872, 871114, 1024840, 1742228, 2049680, 2177785, 3484456, 4099360, 4355570, 6968912, 8711140, 13937824, 17422280, 34844560, 69689120]

約数ペア:

[(1, 69689120), (2, 34844560), (4, 17422280), (5, 13937824), (8, 8711140), (10, 6968912), (16, 4355570), (17, 4099360), (20, 3484456), (32, 2177785), (34, 2049680), (40, 1742228), (68, 1024840), (80, 871114), (85, 819872), (136, 512420), (160, 435557), (170, 409936), (272, 256210), (340, 204968), (544, 128105), (680, 102484), (1360, 51242), (2720, 25621)]