102371840

素因数分解:

$2^9\times 5^1\times {\mathrm{39989}}^1$

素因数の和:40012

約数の個数: 40

約数和(自身を含む): 245458620

約数和(自身を除く): 143086780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 39989, 79978, 159956, 199945, 319912, 399890, 639824, 799780, 1279648, 1599560, 2559296, 3199120, 5118592, 6398240, 10237184, 12796480, 20474368, 25592960, 51185920, 102371840]

約数ペア:

[(1, 102371840), (2, 51185920), (4, 25592960), (5, 20474368), (8, 12796480), (10, 10237184), (16, 6398240), (20, 5118592), (32, 3199120), (40, 2559296), (64, 1599560), (80, 1279648), (128, 799780), (160, 639824), (256, 399890), (320, 319912), (512, 199945), (640, 159956), (1280, 79978), (2560, 39989)]