99195880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{354271}}^1$

素因数の和:354289

約数の個数: 32

約数和(自身を含む): 255075840

約数和(自身を除く): 155879960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 354271, 708542, 1417084, 1771355, 2479897, 2834168, 3542710, 4959794, 7085420, 9919588, 12399485, 14170840, 19839176, 24798970, 49597940, 99195880]

約数ペア:

[(1, 99195880), (2, 49597940), (4, 24798970), (5, 19839176), (7, 14170840), (8, 12399485), (10, 9919588), (14, 7085420), (20, 4959794), (28, 3542710), (35, 2834168), (40, 2479897), (56, 1771355), (70, 1417084), (140, 708542), (280, 354271)]