72170240

素因数分解:

$2^8\times 5^1\times {\mathrm{56383}}^1$

素因数の和:56404

約数の個数: 36

約数和(自身を含む): 172873344

約数和(自身を除く): 100703104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 56383, 112766, 225532, 281915, 451064, 563830, 902128, 1127660, 1804256, 2255320, 3608512, 4510640, 7217024, 9021280, 14434048, 18042560, 36085120, 72170240]

約数ペア:

[(1, 72170240), (2, 36085120), (4, 18042560), (5, 14434048), (8, 9021280), (10, 7217024), (16, 4510640), (20, 3608512), (32, 2255320), (40, 1804256), (64, 1127660), (80, 902128), (128, 563830), (160, 451064), (256, 281915), (320, 225532), (640, 112766), (1280, 56383)]