320949225

素因数分解:

$3^2\times 5^2\times {\mathrm{229}}^1\times {\mathrm{6229}}^1$

素因数の和:6474

約数の個数: 36

約数和(自身を含む): 577458700

約数和(自身を除く): 256509475

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 229, 687, 1145, 2061, 3435, 5725, 6229, 10305, 17175, 18687, 31145, 51525, 56061, 93435, 155725, 280305, 467175, 1401525, 1426441, 4279323, 7132205, 12837969, 21396615, 35661025, 64189845, 106983075, 320949225]

約数ペア:

[(1, 320949225), (3, 106983075), (5, 64189845), (9, 35661025), (15, 21396615), (25, 12837969), (45, 7132205), (75, 4279323), (225, 1426441), (229, 1401525), (687, 467175), (1145, 280305), (2061, 155725), (3435, 93435), (5725, 56061), (6229, 51525), (10305, 31145), (17175, 18687)]