161716460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{2689}}^1$

素因数の和:2826

約数の個数: 48

約数和(自身を含む): 354305280

約数和(自身を除く): 192588820

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 97, 124, 155, 194, 310, 388, 485, 620, 970, 1940, 2689, 3007, 5378, 6014, 10756, 12028, 13445, 15035, 26890, 30070, 53780, 60140, 83359, 166718, 260833, 333436, 416795, 521666, 833590, 1043332, 1304165, 1667180, 2608330, 5216660, 8085823, 16171646, 32343292, 40429115, 80858230, 161716460]

約数ペア:

[(1, 161716460), (2, 80858230), (4, 40429115), (5, 32343292), (10, 16171646), (20, 8085823), (31, 5216660), (62, 2608330), (97, 1667180), (124, 1304165), (155, 1043332), (194, 833590), (310, 521666), (388, 416795), (485, 333436), (620, 260833), (970, 166718), (1940, 83359), (2689, 60140), (3007, 53780), (5378, 30070), (6014, 26890), (10756, 15035), (12028, 13445)]