79762020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{102259}}^1$

素因数の和:102284

約数の個数: 48

約数和(自身を含む): 240515520

約数和(自身を除く): 160753500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 102259, 204518, 306777, 409036, 511295, 613554, 1022590, 1227108, 1329367, 1533885, 2045180, 2658734, 3067770, 3988101, 5317468, 6135540, 6646835, 7976202, 13293670, 15952404, 19940505, 26587340, 39881010, 79762020]

約数ペア:

[(1, 79762020), (2, 39881010), (3, 26587340), (4, 19940505), (5, 15952404), (6, 13293670), (10, 7976202), (12, 6646835), (13, 6135540), (15, 5317468), (20, 3988101), (26, 3067770), (30, 2658734), (39, 2045180), (52, 1533885), (60, 1329367), (65, 1227108), (78, 1022590), (130, 613554), (156, 511295), (195, 409036), (260, 306777), (390, 204518), (780, 102259)]