131226560

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3229}}^1$

素因数の和:3373

約数の個数: 56

約数和(自身を含む): 315041280

約数和(自身を除く): 183814720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 254, 320, 508, 635, 1016, 1270, 2032, 2540, 3229, 4064, 5080, 6458, 8128, 10160, 12916, 16145, 20320, 25832, 32290, 40640, 51664, 64580, 103328, 129160, 206656, 258320, 410083, 516640, 820166, 1033280, 1640332, 2050415, 3280664, 4100830, 6561328, 8201660, 13122656, 16403320, 26245312, 32806640, 65613280, 131226560]

約数ペア:

[(1, 131226560), (2, 65613280), (4, 32806640), (5, 26245312), (8, 16403320), (10, 13122656), (16, 8201660), (20, 6561328), (32, 4100830), (40, 3280664), (64, 2050415), (80, 1640332), (127, 1033280), (160, 820166), (254, 516640), (320, 410083), (508, 258320), (635, 206656), (1016, 129160), (1270, 103328), (2032, 64580), (2540, 51664), (3229, 40640), (4064, 32290), (5080, 25832), (6458, 20320), (8128, 16145), (10160, 12916)]