61476640

素因数分解:

$2^5\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1723}}^1$

素因数の和:1961

約数の個数: 48

約数和(自身を含む): 145974528

約数和(自身を除く): 84497888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 223, 446, 892, 1115, 1723, 1784, 2230, 3446, 3568, 4460, 6892, 7136, 8615, 8920, 13784, 17230, 17840, 27568, 34460, 35680, 55136, 68920, 137840, 275680, 384229, 768458, 1536916, 1921145, 3073832, 3842290, 6147664, 7684580, 12295328, 15369160, 30738320, 61476640]

約数ペア:

[(1, 61476640), (2, 30738320), (4, 15369160), (5, 12295328), (8, 7684580), (10, 6147664), (16, 3842290), (20, 3073832), (32, 1921145), (40, 1536916), (80, 768458), (160, 384229), (223, 275680), (446, 137840), (892, 68920), (1115, 55136), (1723, 35680), (1784, 34460), (2230, 27568), (3446, 17840), (3568, 17230), (4460, 13784), (6892, 8920), (7136, 8615)]