1395190550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{40499}}^1$

素因数の和:40577

約数の個数: 48

約数和(自身を含む): 2847474000

約数和(自身を除く): 1452283450

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 265, 325, 530, 650, 689, 1325, 1378, 2650, 3445, 6890, 17225, 34450, 40499, 80998, 202495, 404990, 526487, 1012475, 1052974, 2024950, 2146447, 2632435, 4292894, 5264870, 10732235, 13162175, 21464470, 26324350, 27903811, 53661175, 55807622, 107322350, 139519055, 279038110, 697595275, 1395190550]

約数ペア:

[(1, 1395190550), (2, 697595275), (5, 279038110), (10, 139519055), (13, 107322350), (25, 55807622), (26, 53661175), (50, 27903811), (53, 26324350), (65, 21464470), (106, 13162175), (130, 10732235), (265, 5264870), (325, 4292894), (530, 2632435), (650, 2146447), (689, 2024950), (1325, 1052974), (1378, 1012475), (2650, 526487), (3445, 404990), (6890, 202495), (17225, 80998), (34450, 40499)]