53450020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1231}}^1$

素因数の和:1420

約数の個数: 48

約数和(自身を含む): 121701888

約数和(自身を除く): 68251868

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 167, 260, 334, 668, 835, 1231, 1670, 2171, 2462, 3340, 4342, 4924, 6155, 8684, 10855, 12310, 16003, 21710, 24620, 32006, 43420, 64012, 80015, 160030, 205577, 320060, 411154, 822308, 1027885, 2055770, 2672501, 4111540, 5345002, 10690004, 13362505, 26725010, 53450020]

約数ペア:

[(1, 53450020), (2, 26725010), (4, 13362505), (5, 10690004), (10, 5345002), (13, 4111540), (20, 2672501), (26, 2055770), (52, 1027885), (65, 822308), (130, 411154), (167, 320060), (260, 205577), (334, 160030), (668, 80015), (835, 64012), (1231, 43420), (1670, 32006), (2171, 24620), (2462, 21710), (3340, 16003), (4342, 12310), (4924, 10855), (6155, 8684)]