201780410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{983}}^1\times {\mathrm{1579}}^1$

素因数の和:2582

約数の個数: 32

約数和(自身を含む): 391789440

約数和(自身を除く): 190009030

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 983, 1579, 1966, 3158, 4915, 7895, 9830, 12779, 15790, 20527, 25558, 41054, 63895, 102635, 127790, 205270, 1552157, 3104314, 7760785, 15521570, 20178041, 40356082, 100890205, 201780410]

約数ペア:

[(1, 201780410), (2, 100890205), (5, 40356082), (10, 20178041), (13, 15521570), (26, 7760785), (65, 3104314), (130, 1552157), (983, 205270), (1579, 127790), (1966, 102635), (3158, 63895), (4915, 41054), (7895, 25558), (9830, 20527), (12779, 15790)]