80801408

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{523}}^1$

素因数の和:625

約数の個数: 64

約数和(自身を含む): 173171520

約数和(自身を除く): 92370112

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 71, 128, 136, 142, 272, 284, 523, 544, 568, 1046, 1088, 1136, 1207, 2092, 2176, 2272, 2414, 4184, 4544, 4828, 8368, 8891, 9088, 9656, 16736, 17782, 19312, 33472, 35564, 37133, 38624, 66944, 71128, 74266, 77248, 142256, 148532, 154496, 284512, 297064, 569024, 594128, 631261, 1138048, 1188256, 1262522, 2376512, 2525044, 4753024, 5050088, 10100176, 20200352, 40400704, 80801408]

約数ペア:

[(1, 80801408), (2, 40400704), (4, 20200352), (8, 10100176), (16, 5050088), (17, 4753024), (32, 2525044), (34, 2376512), (64, 1262522), (68, 1188256), (71, 1138048), (128, 631261), (136, 594128), (142, 569024), (272, 297064), (284, 284512), (523, 154496), (544, 148532), (568, 142256), (1046, 77248), (1088, 74266), (1136, 71128), (1207, 66944), (2092, 38624), (2176, 37133), (2272, 35564), (2414, 33472), (4184, 19312), (4544, 17782), (4828, 16736), (8368, 9656), (8891, 9088)]