81693870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{93901}}^1$

素因数の和:93940

約数の個数: 32

約数和(自身を含む): 202828320

約数和(自身を除く): 121134450

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 93901, 187802, 281703, 469505, 563406, 939010, 1408515, 2723129, 2817030, 5446258, 8169387, 13615645, 16338774, 27231290, 40846935, 81693870]

約数ペア:

[(1, 81693870), (2, 40846935), (3, 27231290), (5, 16338774), (6, 13615645), (10, 8169387), (15, 5446258), (29, 2817030), (30, 2723129), (58, 1408515), (87, 939010), (145, 563406), (174, 469505), (290, 281703), (435, 187802), (870, 93901)]