40671800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{15643}}^1$

素因数の和:15672

約数の個数: 48

約数和(自身を含む): 101842440

約数和(自身を除く): 61170640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 15643, 31286, 62572, 78215, 125144, 156430, 203359, 312860, 391075, 406718, 625720, 782150, 813436, 1016795, 1564300, 1626872, 2033590, 3128600, 4067180, 5083975, 8134360, 10167950, 20335900, 40671800]

約数ペア:

[(1, 40671800), (2, 20335900), (4, 10167950), (5, 8134360), (8, 5083975), (10, 4067180), (13, 3128600), (20, 2033590), (25, 1626872), (26, 1564300), (40, 1016795), (50, 813436), (52, 782150), (65, 625720), (100, 406718), (104, 391075), (130, 312860), (200, 203359), (260, 156430), (325, 125144), (520, 78215), (650, 62572), (1300, 31286), (2600, 15643)]