72513220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1847}}^1$

素因数の和:2020

約数の個数: 48

約数和(自身を含む): 165166848

約数和(自身を除く): 92653628

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 151, 260, 302, 604, 755, 1510, 1847, 1963, 3020, 3694, 3926, 7388, 7852, 9235, 9815, 18470, 19630, 24011, 36940, 39260, 48022, 96044, 120055, 240110, 278897, 480220, 557794, 1115588, 1394485, 2788970, 3625661, 5577940, 7251322, 14502644, 18128305, 36256610, 72513220]

約数ペア:

[(1, 72513220), (2, 36256610), (4, 18128305), (5, 14502644), (10, 7251322), (13, 5577940), (20, 3625661), (26, 2788970), (52, 1394485), (65, 1115588), (130, 557794), (151, 480220), (260, 278897), (302, 240110), (604, 120055), (755, 96044), (1510, 48022), (1847, 39260), (1963, 36940), (3020, 24011), (3694, 19630), (3926, 18470), (7388, 9815), (7852, 9235)]