53656520

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{13829}}^1$

素因数の和:13937

約数の個数: 32

約数和(自身を含む): 121980600

約数和(自身を除く): 68324080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 13829, 27658, 55316, 69145, 110632, 138290, 276580, 553160, 1341413, 2682826, 5365652, 6707065, 10731304, 13414130, 26828260, 53656520]

約数ペア:

[(1, 53656520), (2, 26828260), (4, 13414130), (5, 10731304), (8, 6707065), (10, 5365652), (20, 2682826), (40, 1341413), (97, 553160), (194, 276580), (388, 138290), (485, 110632), (776, 69145), (970, 55316), (1940, 27658), (3880, 13829)]