253138300

素因数分解:

$2^2\times 5^2\times {\mathrm{997}}^1\times {\mathrm{2539}}^1$

素因数の和:3550

約数の個数: 36

約数和(自身を含む): 550077640

約数和(自身を除く): 296939340

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 997, 1994, 2539, 3988, 4985, 5078, 9970, 10156, 12695, 19940, 24925, 25390, 49850, 50780, 63475, 99700, 126950, 253900, 2531383, 5062766, 10125532, 12656915, 25313830, 50627660, 63284575, 126569150, 253138300]

約数ペア:

[(1, 253138300), (2, 126569150), (4, 63284575), (5, 50627660), (10, 25313830), (20, 12656915), (25, 10125532), (50, 5062766), (100, 2531383), (997, 253900), (1994, 126950), (2539, 99700), (3988, 63475), (4985, 50780), (5078, 49850), (9970, 25390), (10156, 24925), (12695, 19940)]