80967680

素因数分解:

$2^{11}\times 5^1\times {\mathrm{7907}}^1$

素因数の和:7934

約数の個数: 48

約数和(自身を含む): 194299560

約数和(自身を除く): 113331880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 7907, 10240, 15814, 31628, 39535, 63256, 79070, 126512, 158140, 253024, 316280, 506048, 632560, 1012096, 1265120, 2024192, 2530240, 4048384, 5060480, 8096768, 10120960, 16193536, 20241920, 40483840, 80967680]

約数ペア:

[(1, 80967680), (2, 40483840), (4, 20241920), (5, 16193536), (8, 10120960), (10, 8096768), (16, 5060480), (20, 4048384), (32, 2530240), (40, 2024192), (64, 1265120), (80, 1012096), (128, 632560), (160, 506048), (256, 316280), (320, 253024), (512, 158140), (640, 126512), (1024, 79070), (1280, 63256), (2048, 39535), (2560, 31628), (5120, 15814), (7907, 10240)]