7202900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:273

約数の個数: 72

約数和(自身を含む): 17498880

約数和(自身を除く): 10295980

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 25, 34, 38, 50, 68, 76, 85, 95, 100, 170, 190, 223, 323, 340, 380, 425, 446, 475, 646, 850, 892, 950, 1115, 1292, 1615, 1700, 1900, 2230, 3230, 3791, 4237, 4460, 5575, 6460, 7582, 8075, 8474, 11150, 15164, 16150, 16948, 18955, 21185, 22300, 32300, 37910, 42370, 72029, 75820, 84740, 94775, 105925, 144058, 189550, 211850, 288116, 360145, 379100, 423700, 720290, 1440580, 1800725, 3601450, 7202900]

約数ペア:

[(1, 7202900), (2, 3601450), (4, 1800725), (5, 1440580), (10, 720290), (17, 423700), (19, 379100), (20, 360145), (25, 288116), (34, 211850), (38, 189550), (50, 144058), (68, 105925), (76, 94775), (85, 84740), (95, 75820), (100, 72029), (170, 42370), (190, 37910), (223, 32300), (323, 22300), (340, 21185), (380, 18955), (425, 16948), (446, 16150), (475, 15164), (646, 11150), (850, 8474), (892, 8075), (950, 7582), (1115, 6460), (1292, 5575), (1615, 4460), (1700, 4237), (1900, 3791), (2230, 3230)]