101120

素因数分解:

$2^8\times 5^1\times {\mathrm{79}}^1$

素因数の和:100

約数の個数: 36

約数和(自身を含む): 245280

約数和(自身を除く): 144160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 256, 316, 320, 395, 632, 640, 790, 1264, 1280, 1580, 2528, 3160, 5056, 6320, 10112, 12640, 20224, 25280, 50560, 101120]

約数ペア:

[(1, 101120), (2, 50560), (4, 25280), (5, 20224), (8, 12640), (10, 10112), (16, 6320), (20, 5056), (32, 3160), (40, 2528), (64, 1580), (79, 1280), (80, 1264), (128, 790), (158, 640), (160, 632), (256, 395), (316, 320)]