87214720

素因数分解:

$2^7\times 5^1\times {\mathrm{136273}}^1$

素因数の和:136292

約数の個数: 32

約数和(自身を含む): 208499220

約数和(自身を除く): 121284500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 136273, 272546, 545092, 681365, 1090184, 1362730, 2180368, 2725460, 4360736, 5450920, 8721472, 10901840, 17442944, 21803680, 43607360, 87214720]

約数ペア:

[(1, 87214720), (2, 43607360), (4, 21803680), (5, 17442944), (8, 10901840), (10, 8721472), (16, 5450920), (20, 4360736), (32, 2725460), (40, 2180368), (64, 1362730), (80, 1090184), (128, 681365), (160, 545092), (320, 272546), (640, 136273)]