2421250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:184

約数の個数: 40

約数和(自身を含む): 4920300

約数和(自身を除く): 2499050

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 149, 250, 298, 325, 625, 650, 745, 1250, 1490, 1625, 1937, 3250, 3725, 3874, 7450, 8125, 9685, 16250, 18625, 19370, 37250, 48425, 93125, 96850, 186250, 242125, 484250, 1210625, 2421250]

約数ペア:

[(1, 2421250), (2, 1210625), (5, 484250), (10, 242125), (13, 186250), (25, 96850), (26, 93125), (50, 48425), (65, 37250), (125, 19370), (130, 18625), (149, 16250), (250, 9685), (298, 8125), (325, 7450), (625, 3874), (650, 3725), (745, 3250), (1250, 1937), (1490, 1625)]