7871630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{401}}^1$

素因数の和:572

約数の個数: 32

約数和(自身を含む): 15398208

約数和(自身を除く): 7526578

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 151, 302, 401, 755, 802, 1510, 1963, 2005, 3926, 4010, 5213, 9815, 10426, 19630, 26065, 52130, 60551, 121102, 302755, 605510, 787163, 1574326, 3935815, 7871630]

約数ペア:

[(1, 7871630), (2, 3935815), (5, 1574326), (10, 787163), (13, 605510), (26, 302755), (65, 121102), (130, 60551), (151, 52130), (302, 26065), (401, 19630), (755, 10426), (802, 9815), (1510, 5213), (1963, 4010), (2005, 3926)]