201608725

素因数分解:

$5^2\times {\mathrm{29}}^2\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:334

約数の個数: 36

約数和(自身を含む): 266121856

約数和(自身を除く): 64513131

約数列:

[1, 5, 25, 29, 43, 145, 215, 223, 725, 841, 1075, 1115, 1247, 4205, 5575, 6235, 6467, 9589, 21025, 31175, 32335, 36163, 47945, 161675, 180815, 187543, 239725, 278081, 904075, 937715, 1390405, 4688575, 6952025, 8064349, 40321745, 201608725]

約数ペア:

[(1, 201608725), (5, 40321745), (25, 8064349), (29, 6952025), (43, 4688575), (145, 1390405), (215, 937715), (223, 904075), (725, 278081), (841, 239725), (1075, 187543), (1115, 180815), (1247, 161675), (4205, 47945), (5575, 36163), (6235, 32335), (6467, 31175), (9589, 21025)]