87259520

素因数分解:

$2^7\times 5^1\times {\mathrm{136343}}^1$

素因数の和:136362

約数の個数: 32

約数和(自身を含む): 208606320

約数和(自身を除く): 121346800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 136343, 272686, 545372, 681715, 1090744, 1363430, 2181488, 2726860, 4362976, 5453720, 8725952, 10907440, 17451904, 21814880, 43629760, 87259520]

約数ペア:

[(1, 87259520), (2, 43629760), (4, 21814880), (5, 17451904), (8, 10907440), (10, 8725952), (16, 5453720), (20, 4362976), (32, 2726860), (40, 2181488), (64, 1363430), (80, 1090744), (128, 681715), (160, 545372), (320, 272686), (640, 136343)]