90435040

素因数分解:

$2^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{5827}}^1$

素因数の和:5939

約数の個数: 48

約数和(自身を含む): 215892432

約数和(自身を除く): 125457392

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, 5827, 7760, 11654, 15520, 23308, 29135, 46616, 58270, 93232, 116540, 186464, 233080, 466160, 565219, 932320, 1130438, 2260876, 2826095, 4521752, 5652190, 9043504, 11304380, 18087008, 22608760, 45217520, 90435040]

約数ペア:

[(1, 90435040), (2, 45217520), (4, 22608760), (5, 18087008), (8, 11304380), (10, 9043504), (16, 5652190), (20, 4521752), (32, 2826095), (40, 2260876), (80, 1130438), (97, 932320), (160, 565219), (194, 466160), (388, 233080), (485, 186464), (776, 116540), (970, 93232), (1552, 58270), (1940, 46616), (3104, 29135), (3880, 23308), (5827, 15520), (7760, 11654)]