80370320

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{10357}}^1$

素因数の和:10467

約数の個数: 40

約数和(自身を含む): 188805624

約数和(自身を除く): 108435304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 10357, 20714, 41428, 51785, 82856, 103570, 165712, 207140, 414280, 828560, 1004629, 2009258, 4018516, 5023145, 8037032, 10046290, 16074064, 20092580, 40185160, 80370320]

約数ペア:

[(1, 80370320), (2, 40185160), (4, 20092580), (5, 16074064), (8, 10046290), (10, 8037032), (16, 5023145), (20, 4018516), (40, 2009258), (80, 1004629), (97, 828560), (194, 414280), (388, 207140), (485, 165712), (776, 103570), (970, 82856), (1552, 51785), (1940, 41428), (3880, 20714), (7760, 10357)]