20450135650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1358813}}^1$

素因数の和:1358875

約数の個数: 48

約数和(自身を含む): 44482135104

約数和(自身を除く): 24031999454

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 43, 50, 70, 86, 175, 215, 301, 350, 430, 602, 1075, 1505, 2150, 3010, 7525, 15050, 1358813, 2717626, 6794065, 9511691, 13588130, 19023382, 33970325, 47558455, 58428959, 67940650, 95116910, 116857918, 237792275, 292144795, 409002713, 475584550, 584289590, 818005426, 1460723975, 2045013565, 2921447950, 4090027130, 10225067825, 20450135650]

約数ペア:

[(1, 20450135650), (2, 10225067825), (5, 4090027130), (7, 2921447950), (10, 2045013565), (14, 1460723975), (25, 818005426), (35, 584289590), (43, 475584550), (50, 409002713), (70, 292144795), (86, 237792275), (175, 116857918), (215, 95116910), (301, 67940650), (350, 58428959), (430, 47558455), (602, 33970325), (1075, 19023382), (1505, 13588130), (2150, 9511691), (3010, 6794065), (7525, 2717626), (15050, 1358813)]