54511990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{3847}}^1$

素因数の和:3976

約数の個数: 32

約数和(自身を含む): 106666560

約数和(自身を除く): 52154570

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 218, 545, 1090, 1417, 2834, 3847, 7085, 7694, 14170, 19235, 38470, 50011, 100022, 250055, 419323, 500110, 838646, 2096615, 4193230, 5451199, 10902398, 27255995, 54511990]

約数ペア:

[(1, 54511990), (2, 27255995), (5, 10902398), (10, 5451199), (13, 4193230), (26, 2096615), (65, 838646), (109, 500110), (130, 419323), (218, 250055), (545, 100022), (1090, 50011), (1417, 38470), (2834, 19235), (3847, 14170), (7085, 7694)]