90621280

素因数分解:

$2^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{5839}}^1$

素因数の和:5951

約数の個数: 48

約数和(自身を含む): 216336960

約数和(自身を除く): 125715680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 97, 160, 194, 388, 485, 776, 970, 1552, 1940, 3104, 3880, 5839, 7760, 11678, 15520, 23356, 29195, 46712, 58390, 93424, 116780, 186848, 233560, 467120, 566383, 934240, 1132766, 2265532, 2831915, 4531064, 5663830, 9062128, 11327660, 18124256, 22655320, 45310640, 90621280]

約数ペア:

[(1, 90621280), (2, 45310640), (4, 22655320), (5, 18124256), (8, 11327660), (10, 9062128), (16, 5663830), (20, 4531064), (32, 2831915), (40, 2265532), (80, 1132766), (97, 934240), (160, 566383), (194, 467120), (388, 233560), (485, 186848), (776, 116780), (970, 93424), (1552, 58390), (1940, 46712), (3104, 29195), (3880, 23356), (5839, 15520), (7760, 11678)]