25555020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4217}}^1$

素因数の和:4330

約数の個数: 48

約数和(自身を含む): 72279648

約数和(自身を除く): 46724628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 202, 303, 404, 505, 606, 1010, 1212, 1515, 2020, 3030, 4217, 6060, 8434, 12651, 16868, 21085, 25302, 42170, 50604, 63255, 84340, 126510, 253020, 425917, 851834, 1277751, 1703668, 2129585, 2555502, 4259170, 5111004, 6388755, 8518340, 12777510, 25555020]

約数ペア:

[(1, 25555020), (2, 12777510), (3, 8518340), (4, 6388755), (5, 5111004), (6, 4259170), (10, 2555502), (12, 2129585), (15, 1703668), (20, 1277751), (30, 851834), (60, 425917), (101, 253020), (202, 126510), (303, 84340), (404, 63255), (505, 50604), (606, 42170), (1010, 25302), (1212, 21085), (1515, 16868), (2020, 12651), (3030, 8434), (4217, 6060)]