1520381825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{115399}}^1$

素因数の和:115457

約数の個数: 24

約数和(自身を含む): 2060582400

約数和(自身を除く): 540200575

約数列:

[1, 5, 17, 25, 31, 85, 155, 425, 527, 775, 2635, 13175, 115399, 576995, 1961783, 2884975, 3577369, 9808915, 17886845, 49044575, 60815273, 89434225, 304076365, 1520381825]

約数ペア:

[(1, 1520381825), (5, 304076365), (17, 89434225), (25, 60815273), (31, 49044575), (85, 17886845), (155, 9808915), (425, 3577369), (527, 2884975), (775, 1961783), (2635, 576995), (13175, 115399)]